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Finding the Fourth Proportional to 60,195.60, 90,327.96 and 47,010.96

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Solution

The fourth proportional to 60,195.60, 90,327.96 and 47,010.96 is: 70,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,195.60 : 90,327.96 = 47,010.96 : x
  2. Step 2: Convert to fraction form
    60,195.60/90,327.96 = 47,010.96/x
  3. Step 3: Cross multiply
    60,195.60x = 90,327.96 × 47,010.96
  4. Step 4: Simplify right side
    60,195.60x = 4,246,404,114.44
  5. Step 5: Solve for x
    x = 4,246,404,114.44/60,195.60
  6. Step 6: Final answer
    x = 70,543.43

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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.