Home / 165,092.90-247,639.35-40,433.90

Finding the Fourth Proportional to 165,092.90, 247,639.35 and 40,433.90

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Solution

The fourth proportional to 165,092.90, 247,639.35 and 40,433.90 is: 60,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,092.90 : 247,639.35 = 40,433.90 : x
  2. Step 2: Convert to fraction form
    165,092.90/247,639.35 = 40,433.90/x
  3. Step 3: Cross multiply
    165,092.90x = 247,639.35 × 40,433.90
  4. Step 4: Simplify right side
    165,092.90x = 10,013,024,713.97
  5. Step 5: Solve for x
    x = 10,013,024,713.97/165,092.90
  6. Step 6: Final answer
    x = 60,650.85

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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.