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Finding the Fourth Proportional to 83,252.67, 124,879.02 and 27,098.40

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Solution

The fourth proportional to 83,252.67, 124,879.02 and 27,098.40 is: 40,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,252.67 : 124,879.02 = 27,098.40 : x
  2. Step 2: Convert to fraction form
    83,252.67/124,879.02 = 27,098.40/x
  3. Step 3: Cross multiply
    83,252.67x = 124,879.02 × 27,098.40
  4. Step 4: Simplify right side
    83,252.67x = 3,384,021,635.57
  5. Step 5: Solve for x
    x = 3,384,021,635.57/83,252.67
  6. Step 6: Final answer
    x = 40,647.60

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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.