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Finding the Fourth Proportional to 92,164.97, 138,139.56 and 35,201.54

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Solution

The fourth proportional to 92,164.97, 138,139.56 and 35,201.54 is: 52,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,164.97 : 138,139.56 = 35,201.54 : x
  2. Step 2: Convert to fraction form
    92,164.97/138,139.56 = 35,201.54/x
  3. Step 3: Cross multiply
    92,164.97x = 138,139.56 × 35,201.54
  4. Step 4: Simplify right side
    92,164.97x = 4,862,725,246.92
  5. Step 5: Solve for x
    x = 4,862,725,246.92/92,164.97
  6. Step 6: Final answer
    x = 52,761.10

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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.