Home / 42,034.94-58,008.16-23,172.38

Finding the Fourth Proportional to 42,034.94, 58,008.16 and 23,172.38

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Solution

The fourth proportional to 42,034.94, 58,008.16 and 23,172.38 is: 31,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,034.94 : 58,008.16 = 23,172.38 : x
  2. Step 2: Convert to fraction form
    42,034.94/58,008.16 = 23,172.38/x
  3. Step 3: Cross multiply
    42,034.94x = 58,008.16 × 23,172.38
  4. Step 4: Simplify right side
    42,034.94x = 1,344,186,778.65
  5. Step 5: Solve for x
    x = 1,344,186,778.65/42,034.94
  6. Step 6: Final answer
    x = 31,977.85

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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.