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Finding the Fourth Proportional to 165,211.52, 247,817.51 and 40,552.52

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Solution

The fourth proportional to 165,211.52, 247,817.51 and 40,552.52 is: 60,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,211.52 : 247,817.51 = 40,552.52 : x
  2. Step 2: Convert to fraction form
    165,211.52/247,817.51 = 40,552.52/x
  3. Step 3: Cross multiply
    165,211.52x = 247,817.51 × 40,552.52
  4. Step 4: Simplify right side
    165,211.52x = 10,049,623,291.54
  5. Step 5: Solve for x
    x = 10,049,623,291.54/165,211.52
  6. Step 6: Final answer
    x = 60,828.83

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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.