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Finding the Fourth Proportional to 77,587.73, 116,382.68 and 22,183.73

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Solution

The fourth proportional to 77,587.73, 116,382.68 and 22,183.73 is: 33,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,587.73 : 116,382.68 = 22,183.73 : x
  2. Step 2: Convert to fraction form
    77,587.73/116,382.68 = 22,183.73/x
  3. Step 3: Cross multiply
    77,587.73x = 116,382.68 × 22,183.73
  4. Step 4: Simplify right side
    77,587.73x = 2,581,801,949.80
  5. Step 5: Solve for x
    x = 2,581,801,949.80/77,587.73
  6. Step 6: Final answer
    x = 33,275.91

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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.