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Finding the Fourth Proportional to 173,618.71, 239,600.63 and 101,998.10

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Solution

The fourth proportional to 173,618.71, 239,600.63 and 101,998.10 is: 140,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,618.71 : 239,600.63 = 101,998.10 : x
  2. Step 2: Convert to fraction form
    173,618.71/239,600.63 = 101,998.10/x
  3. Step 3: Cross multiply
    173,618.71x = 239,600.63 × 101,998.10
  4. Step 4: Simplify right side
    173,618.71x = 24,438,809,872.80
  5. Step 5: Solve for x
    x = 24,438,809,872.80/173,618.71
  6. Step 6: Final answer
    x = 140,761.39

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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.