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Finding the Fourth Proportional to 162,333.65, 223,875.39 and 101,909.91

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Solution

The fourth proportional to 162,333.65, 223,875.39 and 101,909.91 is: 140,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,333.65 : 223,875.39 = 101,909.91 : x
  2. Step 2: Convert to fraction form
    162,333.65/223,875.39 = 101,909.91/x
  3. Step 3: Cross multiply
    162,333.65x = 223,875.39 × 101,909.91
  4. Step 4: Simplify right side
    162,333.65x = 22,815,120,336.57
  5. Step 5: Solve for x
    x = 22,815,120,336.57/162,333.65
  6. Step 6: Final answer
    x = 140,544.61

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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.