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Finding the Fourth Proportional to 157,324.60, 217,022.65 and 93,650.10

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Solution

The fourth proportional to 157,324.60, 217,022.65 and 93,650.10 is: 129,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,324.60 : 217,022.65 = 93,650.10 : x
  2. Step 2: Convert to fraction form
    157,324.60/217,022.65 = 93,650.10/x
  3. Step 3: Cross multiply
    157,324.60x = 217,022.65 × 93,650.10
  4. Step 4: Simplify right side
    157,324.60x = 20,324,192,874.77
  5. Step 5: Solve for x
    x = 20,324,192,874.77/157,324.60
  6. Step 6: Final answer
    x = 129,186.36

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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.