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Finding the Fourth Proportional to 92,350.60, 127,443.85 and 49,909.14

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Solution

The fourth proportional to 92,350.60, 127,443.85 and 49,909.14 is: 68,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,350.60 : 127,443.85 = 49,909.14 : x
  2. Step 2: Convert to fraction form
    92,350.60/127,443.85 = 49,909.14/x
  3. Step 3: Cross multiply
    92,350.60x = 127,443.85 × 49,909.14
  4. Step 4: Simplify right side
    92,350.60x = 6,360,612,827.02
  5. Step 5: Solve for x
    x = 6,360,612,827.02/92,350.60
  6. Step 6: Final answer
    x = 68,874.63

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1.5x scale

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.