Home / 96,508.53-132,884.48-85,734.72

Finding the Fourth Proportional to 96,508.53, 132,884.48 and 85,734.72

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Solution

The fourth proportional to 96,508.53, 132,884.48 and 85,734.72 is: 118,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,508.53 : 132,884.48 = 85,734.72 : x
  2. Step 2: Convert to fraction form
    96,508.53/132,884.48 = 85,734.72/x
  3. Step 3: Cross multiply
    96,508.53x = 132,884.48 × 85,734.72
  4. Step 4: Simplify right side
    96,508.53x = 11,392,813,899.48
  5. Step 5: Solve for x
    x = 11,392,813,899.48/96,508.53
  6. Step 6: Final answer
    x = 118,049.81

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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.