Home / 96,319.08-132,929.10-53,891.28

Finding the Fourth Proportional to 96,319.08, 132,929.10 and 53,891.28

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Solution

The fourth proportional to 96,319.08, 132,929.10 and 53,891.28 is: 74,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,319.08 : 132,929.10 = 53,891.28 : x
  2. Step 2: Convert to fraction form
    96,319.08/132,929.10 = 53,891.28/x
  3. Step 3: Cross multiply
    96,319.08x = 132,929.10 × 53,891.28
  4. Step 4: Simplify right side
    96,319.08x = 7,163,719,348.25
  5. Step 5: Solve for x
    x = 7,163,719,348.25/96,319.08
  6. Step 6: Final answer
    x = 74,374.87

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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.