Home / 80,601.08-111,229.61-44,790.17

Finding the Fourth Proportional to 80,601.08, 111,229.61 and 44,790.17

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Solution

The fourth proportional to 80,601.08, 111,229.61 and 44,790.17 is: 61,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,601.08 : 111,229.61 = 44,790.17 : x
  2. Step 2: Convert to fraction form
    80,601.08/111,229.61 = 44,790.17/x
  3. Step 3: Cross multiply
    80,601.08x = 111,229.61 × 44,790.17
  4. Step 4: Simplify right side
    80,601.08x = 4,981,992,360.83
  5. Step 5: Solve for x
    x = 4,981,992,360.83/80,601.08
  6. Step 6: Final answer
    x = 61,810.50

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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.