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Finding the Fourth Proportional to 92,614.74, 127,800.75 and 52,332

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Solution

The fourth proportional to 92,614.74, 127,800.75 and 52,332 is: 72,213.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,614.74 : 127,800.75 = 52,332 : x
  2. Step 2: Convert to fraction form
    92,614.74/127,800.75 = 52,332/x
  3. Step 3: Cross multiply
    92,614.74x = 127,800.75 × 52,332
  4. Step 4: Simplify right side
    92,614.74x = 6,688,068,849
  5. Step 5: Solve for x
    x = 6,688,068,849/92,614.74
  6. Step 6: Final answer
    x = 72,213.87

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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.