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Finding the Fourth Proportional to 96,162.42, 132,766.80 and 86,073.66

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Solution

The fourth proportional to 96,162.42, 132,766.80 and 86,073.66 is: 118,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,162.42 : 132,766.80 = 86,073.66 : x
  2. Step 2: Convert to fraction form
    96,162.42/132,766.80 = 86,073.66/x
  3. Step 3: Cross multiply
    96,162.42x = 132,766.80 × 86,073.66
  4. Step 4: Simplify right side
    96,162.42x = 11,427,724,402.49
  5. Step 5: Solve for x
    x = 11,427,724,402.49/96,162.42
  6. Step 6: Final answer
    x = 118,837.74

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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.