Home / 42,291.14-58,361.13-23,170.76

Finding the Fourth Proportional to 42,291.14, 58,361.13 and 23,170.76

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Solution

The fourth proportional to 42,291.14, 58,361.13 and 23,170.76 is: 31,975.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,291.14 : 58,361.13 = 23,170.76 : x
  2. Step 2: Convert to fraction form
    42,291.14/58,361.13 = 23,170.76/x
  3. Step 3: Cross multiply
    42,291.14x = 58,361.13 × 23,170.76
  4. Step 4: Simplify right side
    42,291.14x = 1,352,271,620.71
  5. Step 5: Solve for x
    x = 1,352,271,620.71/42,291.14
  6. Step 6: Final answer
    x = 31,975.30

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Half scale
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Double scale
Find fourth proportional to 42,292.14, 58,362.50 and 23,171.76
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.