Home / 95,483.16-131,770.50-65,331.72

Finding the Fourth Proportional to 95,483.16, 131,770.50 and 65,331.72

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Solution

The fourth proportional to 95,483.16, 131,770.50 and 65,331.72 is: 90,160.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,483.16 : 131,770.50 = 65,331.72 : x
  2. Step 2: Convert to fraction form
    95,483.16/131,770.50 = 65,331.72/x
  3. Step 3: Cross multiply
    95,483.16x = 131,770.50 × 65,331.72
  4. Step 4: Simplify right side
    95,483.16x = 8,608,793,410.26
  5. Step 5: Solve for x
    x = 8,608,793,410.26/95,483.16
  6. Step 6: Final answer
    x = 90,160.33

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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.