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Finding the Fourth Proportional to 69,504.92, 95,908.20 and 49,354.45

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Solution

The fourth proportional to 69,504.92, 95,908.20 and 49,354.45 is: 68,103.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,504.92 : 95,908.20 = 49,354.45 : x
  2. Step 2: Convert to fraction form
    69,504.92/95,908.20 = 49,354.45/x
  3. Step 3: Cross multiply
    69,504.92x = 95,908.20 × 49,354.45
  4. Step 4: Simplify right side
    69,504.92x = 4,733,496,314.26
  5. Step 5: Solve for x
    x = 4,733,496,314.26/69,504.92
  6. Step 6: Final answer
    x = 68,103.04

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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.