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Finding the Fourth Proportional to 62,188.53, 85,733.20 and 52,589.85

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Solution

The fourth proportional to 62,188.53, 85,733.20 and 52,589.85 is: 72,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,188.53 : 85,733.20 = 52,589.85 : x
  2. Step 2: Convert to fraction form
    62,188.53/85,733.20 = 52,589.85/x
  3. Step 3: Cross multiply
    62,188.53x = 85,733.20 × 52,589.85
  4. Step 4: Simplify right side
    62,188.53x = 4,508,696,128.02
  5. Step 5: Solve for x
    x = 4,508,696,128.02/62,188.53
  6. Step 6: Final answer
    x = 72,500.45

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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.