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Finding the Fourth Proportional to 162,863.40, 244,295.10 and 134,869.80

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Solution

The fourth proportional to 162,863.40, 244,295.10 and 134,869.80 is: 202,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,863.40 : 244,295.10 = 134,869.80 : x
  2. Step 2: Convert to fraction form
    162,863.40/244,295.10 = 134,869.80/x
  3. Step 3: Cross multiply
    162,863.40x = 244,295.10 × 134,869.80
  4. Step 4: Simplify right side
    162,863.40x = 32,948,031,277.98
  5. Step 5: Solve for x
    x = 32,948,031,277.98/162,863.40
  6. Step 6: Final answer
    x = 202,304.70

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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.