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Finding the Fourth Proportional to 150,179.17, 207,226.80 and 89,737.03

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Solution

The fourth proportional to 150,179.17, 207,226.80 and 89,737.03 is: 123,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,179.17 : 207,226.80 = 89,737.03 : x
  2. Step 2: Convert to fraction form
    150,179.17/207,226.80 = 89,737.03/x
  3. Step 3: Cross multiply
    150,179.17x = 207,226.80 × 89,737.03
  4. Step 4: Simplify right side
    150,179.17x = 18,595,917,568.40
  5. Step 5: Solve for x
    x = 18,595,917,568.40/150,179.17
  6. Step 6: Final answer
    x = 123,824.88

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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.