Home / 71,631.38-98,851.88-44,789.44

Finding the Fourth Proportional to 71,631.38, 98,851.88 and 44,789.44

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Solution

The fourth proportional to 71,631.38, 98,851.88 and 44,789.44 is: 61,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,631.38 : 98,851.88 = 44,789.44 : x
  2. Step 2: Convert to fraction form
    71,631.38/98,851.88 = 44,789.44/x
  3. Step 3: Cross multiply
    71,631.38x = 98,851.88 × 44,789.44
  4. Step 4: Simplify right side
    71,631.38x = 4,427,519,629.94
  5. Step 5: Solve for x
    x = 4,427,519,629.94/71,631.38
  6. Step 6: Final answer
    x = 61,809.78

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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.