Home / 150,331.53-207,314.40-89,892.57

Finding the Fourth Proportional to 150,331.53, 207,314.40 and 89,892.57

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Solution

The fourth proportional to 150,331.53, 207,314.40 and 89,892.57 is: 123,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,331.53 : 207,314.40 = 89,892.57 : x
  2. Step 2: Convert to fraction form
    150,331.53/207,314.40 = 89,892.57/x
  3. Step 3: Cross multiply
    150,331.53x = 207,314.40 × 89,892.57
  4. Step 4: Simplify right side
    150,331.53x = 18,636,024,214.01
  5. Step 5: Solve for x
    x = 18,636,024,214.01/150,331.53
  6. Step 6: Final answer
    x = 123,966.17

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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.