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Finding the Fourth Proportional to 92,380.86, 127,520.25 and 60,551.81

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Solution

The fourth proportional to 92,380.86, 127,520.25 and 60,551.81 is: 83,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,380.86 : 127,520.25 = 60,551.81 : x
  2. Step 2: Convert to fraction form
    92,380.86/127,520.25 = 60,551.81/x
  3. Step 3: Cross multiply
    92,380.86x = 127,520.25 × 60,551.81
  4. Step 4: Simplify right side
    92,380.86x = 7,721,581,630.35
  5. Step 5: Solve for x
    x = 7,721,581,630.35/92,380.86
  6. Step 6: Final answer
    x = 83,584.22

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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.