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Finding the Fourth Proportional to 171,834.68, 257,752.02 and 149,691.30

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Solution

The fourth proportional to 171,834.68, 257,752.02 and 149,691.30 is: 224,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,834.68 : 257,752.02 = 149,691.30 : x
  2. Step 2: Convert to fraction form
    171,834.68/257,752.02 = 149,691.30/x
  3. Step 3: Cross multiply
    171,834.68x = 257,752.02 × 149,691.30
  4. Step 4: Simplify right side
    171,834.68x = 38,583,234,951.43
  5. Step 5: Solve for x
    x = 38,583,234,951.43/171,834.68
  6. Step 6: Final answer
    x = 224,536.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.