Home / 63,288.38-87,326.16-36,432.02

Finding the Fourth Proportional to 63,288.38, 87,326.16 and 36,432.02

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Solution

The fourth proportional to 63,288.38, 87,326.16 and 36,432.02 is: 50,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,288.38 : 87,326.16 = 36,432.02 : x
  2. Step 2: Convert to fraction form
    63,288.38/87,326.16 = 36,432.02/x
  3. Step 3: Cross multiply
    63,288.38x = 87,326.16 × 36,432.02
  4. Step 4: Simplify right side
    63,288.38x = 3,181,468,407.64
  5. Step 5: Solve for x
    x = 3,181,468,407.64/63,288.38
  6. Step 6: Final answer
    x = 50,269.39

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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.