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Finding the Fourth Proportional to 67,854.76, 101,789.13 and 23,481.44

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Solution

The fourth proportional to 67,854.76, 101,789.13 and 23,481.44 is: 35,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,854.76 : 101,789.13 = 23,481.44 : x
  2. Step 2: Convert to fraction form
    67,854.76/101,789.13 = 23,481.44/x
  3. Step 3: Cross multiply
    67,854.76x = 101,789.13 × 23,481.44
  4. Step 4: Simplify right side
    67,854.76x = 2,390,155,816.09
  5. Step 5: Solve for x
    x = 2,390,155,816.09/67,854.76
  6. Step 6: Final answer
    x = 35,224.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.