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Finding the Fourth Proportional to 60,734.22, 90,858 and 52,502.88

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Solution

The fourth proportional to 60,734.22, 90,858 and 52,502.88 is: 78,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,734.22 : 90,858 = 52,502.88 : x
  2. Step 2: Convert to fraction form
    60,734.22/90,858 = 52,502.88/x
  3. Step 3: Cross multiply
    60,734.22x = 90,858 × 52,502.88
  4. Step 4: Simplify right side
    60,734.22x = 4,770,306,671.04
  5. Step 5: Solve for x
    x = 4,770,306,671.04/60,734.22
  6. Step 6: Final answer
    x = 78,543.97

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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.