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Finding the Fourth Proportional to 83,568.96, 115,327.04 and 45,843.04

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Solution

The fourth proportional to 83,568.96, 115,327.04 and 45,843.04 is: 63,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,568.96 : 115,327.04 = 45,843.04 : x
  2. Step 2: Convert to fraction form
    83,568.96/115,327.04 = 45,843.04/x
  3. Step 3: Cross multiply
    83,568.96x = 115,327.04 × 45,843.04
  4. Step 4: Simplify right side
    83,568.96x = 5,286,942,107.80
  5. Step 5: Solve for x
    x = 5,286,942,107.80/83,568.96
  6. Step 6: Final answer
    x = 63,264.42

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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.