Home / 42,034.56-58,006.08-23,171.28

Finding the Fourth Proportional to 42,034.56, 58,006.08 and 23,171.28

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Solution

The fourth proportional to 42,034.56, 58,006.08 and 23,171.28 is: 31,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,034.56 : 58,006.08 = 23,171.28 : x
  2. Step 2: Convert to fraction form
    42,034.56/58,006.08 = 23,171.28/x
  3. Step 3: Cross multiply
    42,034.56x = 58,006.08 × 23,171.28
  4. Step 4: Simplify right side
    42,034.56x = 1,344,075,121.38
  5. Step 5: Solve for x
    x = 1,344,075,121.38/42,034.56
  6. Step 6: Final answer
    x = 31,975.48

Related Problems

Find fourth proportional to 21,017.28, 29,003.04 and 11,585.64
Half scale
Find fourth proportional to 84,069.12, 116,012.16 and 46,342.56
Double scale
Find fourth proportional to 42,035.56, 58,007.46 and 23,172.28
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.