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Finding the Fourth Proportional to 96,280.38, 132,867 and 53,839.08

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Solution

The fourth proportional to 96,280.38, 132,867 and 53,839.08 is: 74,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,280.38 : 132,867 = 53,839.08 : x
  2. Step 2: Convert to fraction form
    96,280.38/132,867 = 53,839.08/x
  3. Step 3: Cross multiply
    96,280.38x = 132,867 × 53,839.08
  4. Step 4: Simplify right side
    96,280.38x = 7,153,437,042.36
  5. Step 5: Solve for x
    x = 7,153,437,042.36/96,280.38
  6. Step 6: Final answer
    x = 74,297.97

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1.5x scale

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.