Home / 63,350.78-87,433.92-36,126.90

Finding the Fourth Proportional to 63,350.78, 87,433.92 and 36,126.90

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Solution

The fourth proportional to 63,350.78, 87,433.92 and 36,126.90 is: 49,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,350.78 : 87,433.92 = 36,126.90 : x
  2. Step 2: Convert to fraction form
    63,350.78/87,433.92 = 36,126.90/x
  3. Step 3: Cross multiply
    63,350.78x = 87,433.92 × 36,126.90
  4. Step 4: Simplify right side
    63,350.78x = 3,158,717,092.60
  5. Step 5: Solve for x
    x = 3,158,717,092.60/63,350.78
  6. Step 6: Final answer
    x = 49,860.74

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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.