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Finding the Fourth Proportional to 50,545.92, 69,747.73 and 29,321.08

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Solution

The fourth proportional to 50,545.92, 69,747.73 and 29,321.08 is: 40,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,545.92 : 69,747.73 = 29,321.08 : x
  2. Step 2: Convert to fraction form
    50,545.92/69,747.73 = 29,321.08/x
  3. Step 3: Cross multiply
    50,545.92x = 69,747.73 × 29,321.08
  4. Step 4: Simplify right side
    50,545.92x = 2,045,078,771.15
  5. Step 5: Solve for x
    x = 2,045,078,771.15/50,545.92
  6. Step 6: Final answer
    x = 40,459.82

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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.