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Finding the Fourth Proportional to 51,593.67, 71,200.08 and 28,937.70

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Solution

The fourth proportional to 51,593.67, 71,200.08 and 28,937.70 is: 39,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,593.67 : 71,200.08 = 28,937.70 : x
  2. Step 2: Convert to fraction form
    51,593.67/71,200.08 = 28,937.70/x
  3. Step 3: Cross multiply
    51,593.67x = 71,200.08 × 28,937.70
  4. Step 4: Simplify right side
    51,593.67x = 2,060,366,555.02
  5. Step 5: Solve for x
    x = 2,060,366,555.02/51,593.67
  6. Step 6: Final answer
    x = 39,934.48

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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.