Home / 63,432.22-87,496.86-40,800.70

Finding the Fourth Proportional to 63,432.22, 87,496.86 and 40,800.70

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Solution

The fourth proportional to 63,432.22, 87,496.86 and 40,800.70 is: 56,279.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.22 : 87,496.86 = 40,800.70 : x
  2. Step 2: Convert to fraction form
    63,432.22/87,496.86 = 40,800.70/x
  3. Step 3: Cross multiply
    63,432.22x = 87,496.86 × 40,800.70
  4. Step 4: Simplify right side
    63,432.22x = 3,569,933,135.80
  5. Step 5: Solve for x
    x = 3,569,933,135.80/63,432.22
  6. Step 6: Final answer
    x = 56,279.49

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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.