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Finding the Fourth Proportional to 162,624.60, 244,520.10 and 136,963.80

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Solution

The fourth proportional to 162,624.60, 244,520.10 and 136,963.80 is: 205,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,624.60 : 244,520.10 = 136,963.80 : x
  2. Step 2: Convert to fraction form
    162,624.60/244,520.10 = 136,963.80/x
  3. Step 3: Cross multiply
    162,624.60x = 244,520.10 × 136,963.80
  4. Step 4: Simplify right side
    162,624.60x = 33,490,402,072.38
  5. Step 5: Solve for x
    x = 33,490,402,072.38/162,624.60
  6. Step 6: Final answer
    x = 205,936.88

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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.