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Finding the Fourth Proportional to 8,767.92, 13,155.98 and 5,073.25

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Solution

The fourth proportional to 8,767.92, 13,155.98 and 5,073.25 is: 7,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.92 : 13,155.98 = 5,073.25 : x
  2. Step 2: Convert to fraction form
    8,767.92/13,155.98 = 5,073.25/x
  3. Step 3: Cross multiply
    8,767.92x = 13,155.98 × 5,073.25
  4. Step 4: Simplify right side
    8,767.92x = 66,743,550.17
  5. Step 5: Solve for x
    x = 66,743,550.17/8,767.92
  6. Step 6: Final answer
    x = 7,612.25

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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.