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Finding the Fourth Proportional to 63,648.86, 95,460.99 and 60,487.74

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Solution

The fourth proportional to 63,648.86, 95,460.99 and 60,487.74 is: 90,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,648.86 : 95,460.99 = 60,487.74 : x
  2. Step 2: Convert to fraction form
    63,648.86/95,460.99 = 60,487.74/x
  3. Step 3: Cross multiply
    63,648.86x = 95,460.99 × 60,487.74
  4. Step 4: Simplify right side
    63,648.86x = 5,774,219,543.26
  5. Step 5: Solve for x
    x = 5,774,219,543.26/63,648.86
  6. Step 6: Final answer
    x = 90,719.92

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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.