Home / 95,116.24-131,260.16-54,829.78

Finding the Fourth Proportional to 95,116.24, 131,260.16 and 54,829.78

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Solution

The fourth proportional to 95,116.24, 131,260.16 and 54,829.78 is: 75,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,116.24 : 131,260.16 = 54,829.78 : x
  2. Step 2: Convert to fraction form
    95,116.24/131,260.16 = 54,829.78/x
  3. Step 3: Cross multiply
    95,116.24x = 131,260.16 × 54,829.78
  4. Step 4: Simplify right side
    95,116.24x = 7,196,965,421.42
  5. Step 5: Solve for x
    x = 7,196,965,421.42/95,116.24
  6. Step 6: Final answer
    x = 75,664.95

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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.