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Finding the Fourth Proportional to 83,496.92, 115,230.45 and 49,525.52

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Solution

The fourth proportional to 83,496.92, 115,230.45 and 49,525.52 is: 68,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,496.92 : 115,230.45 = 49,525.52 : x
  2. Step 2: Convert to fraction form
    83,496.92/115,230.45 = 49,525.52/x
  3. Step 3: Cross multiply
    83,496.92x = 115,230.45 × 49,525.52
  4. Step 4: Simplify right side
    83,496.92x = 5,706,847,956.08
  5. Step 5: Solve for x
    x = 5,706,847,956.08/83,496.92
  6. Step 6: Final answer
    x = 68,348.01

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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.