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Finding the Fourth Proportional to 60,481.76, 90,785.67 and 59,124.85

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Solution

The fourth proportional to 60,481.76, 90,785.67 and 59,124.85 is: 88,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,481.76 : 90,785.67 = 59,124.85 : x
  2. Step 2: Convert to fraction form
    60,481.76/90,785.67 = 59,124.85/x
  3. Step 3: Cross multiply
    60,481.76x = 90,785.67 × 59,124.85
  4. Step 4: Simplify right side
    60,481.76x = 5,367,688,893.94
  5. Step 5: Solve for x
    x = 5,367,688,893.94/60,481.76
  6. Step 6: Final answer
    x = 88,748.88

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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.