Home / 80,598.11-111,228.19-44,789.63

Finding the Fourth Proportional to 80,598.11, 111,228.19 and 44,789.63

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Solution

The fourth proportional to 80,598.11, 111,228.19 and 44,789.63 is: 61,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,598.11 : 111,228.19 = 44,789.63 : x
  2. Step 2: Convert to fraction form
    80,598.11/111,228.19 = 44,789.63/x
  3. Step 3: Cross multiply
    80,598.11x = 111,228.19 × 44,789.63
  4. Step 4: Simplify right side
    80,598.11x = 4,981,868,807.55
  5. Step 5: Solve for x
    x = 4,981,868,807.55/80,598.11
  6. Step 6: Final answer
    x = 61,811.24

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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.