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Finding the Fourth Proportional to 146,669.92, 202,404.45 and 79,601.92

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Solution

The fourth proportional to 146,669.92, 202,404.45 and 79,601.92 is: 109,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,669.92 : 202,404.45 = 79,601.92 : x
  2. Step 2: Convert to fraction form
    146,669.92/202,404.45 = 79,601.92/x
  3. Step 3: Cross multiply
    146,669.92x = 202,404.45 × 79,601.92
  4. Step 4: Simplify right side
    146,669.92x = 16,111,782,836.54
  5. Step 5: Solve for x
    x = 16,111,782,836.54/146,669.92
  6. Step 6: Final answer
    x = 109,850.63

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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.