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Finding the Fourth Proportional to 165,332.62, 247,995.69 and 54,524.62

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Solution

The fourth proportional to 165,332.62, 247,995.69 and 54,524.62 is: 81,785.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,332.62 : 247,995.69 = 54,524.62 : x
  2. Step 2: Convert to fraction form
    165,332.62/247,995.69 = 54,524.62/x
  3. Step 3: Cross multiply
    165,332.62x = 247,995.69 × 54,524.62
  4. Step 4: Simplify right side
    165,332.62x = 13,521,870,758.89
  5. Step 5: Solve for x
    x = 13,521,870,758.89/165,332.62
  6. Step 6: Final answer
    x = 81,785.86

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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.