Home / 80,601.66-111,225.15-44,789.54

Finding the Fourth Proportional to 80,601.66, 111,225.15 and 44,789.54

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Solution

The fourth proportional to 80,601.66, 111,225.15 and 44,789.54 is: 61,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,601.66 : 111,225.15 = 44,789.54 : x
  2. Step 2: Convert to fraction form
    80,601.66/111,225.15 = 44,789.54/x
  3. Step 3: Cross multiply
    80,601.66x = 111,225.15 × 44,789.54
  4. Step 4: Simplify right side
    80,601.66x = 4,981,722,748.81
  5. Step 5: Solve for x
    x = 4,981,722,748.81/80,601.66
  6. Step 6: Final answer
    x = 61,806.70

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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.