Home / 95,419.97-131,683.67-52,978.50

Finding the Fourth Proportional to 95,419.97, 131,683.67 and 52,978.50

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Solution

The fourth proportional to 95,419.97, 131,683.67 and 52,978.50 is: 73,112.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,419.97 : 131,683.67 = 52,978.50 : x
  2. Step 2: Convert to fraction form
    95,419.97/131,683.67 = 52,978.50/x
  3. Step 3: Cross multiply
    95,419.97x = 131,683.67 × 52,978.50
  4. Step 4: Simplify right side
    95,419.97x = 6,976,403,046.20
  5. Step 5: Solve for x
    x = 6,976,403,046.20/95,419.97
  6. Step 6: Final answer
    x = 73,112.61

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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.