Home / 63,531.71-95,177.27-42,408.05

Finding the Fourth Proportional to 63,531.71, 95,177.27 and 42,408.05

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Solution

The fourth proportional to 63,531.71, 95,177.27 and 42,408.05 is: 63,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,531.71 : 95,177.27 = 42,408.05 : x
  2. Step 2: Convert to fraction form
    63,531.71/95,177.27 = 42,408.05/x
  3. Step 3: Cross multiply
    63,531.71x = 95,177.27 × 42,408.05
  4. Step 4: Simplify right side
    63,531.71x = 4,036,282,425.02
  5. Step 5: Solve for x
    x = 4,036,282,425.02/63,531.71
  6. Step 6: Final answer
    x = 63,531.78

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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.