Home / 95,387.76-131,670.44-81,904.86

Finding the Fourth Proportional to 95,387.76, 131,670.44 and 81,904.86

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Solution

The fourth proportional to 95,387.76, 131,670.44 and 81,904.86 is: 113,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,387.76 : 131,670.44 = 81,904.86 : x
  2. Step 2: Convert to fraction form
    95,387.76/131,670.44 = 81,904.86/x
  3. Step 3: Cross multiply
    95,387.76x = 131,670.44 × 81,904.86
  4. Step 4: Simplify right side
    95,387.76x = 10,784,448,954.34
  5. Step 5: Solve for x
    x = 10,784,448,954.34/95,387.76
  6. Step 6: Final answer
    x = 113,059.04

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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.