Home / 80,470.44-111,047.54-44,660.20

Finding the Fourth Proportional to 80,470.44, 111,047.54 and 44,660.20

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Solution

The fourth proportional to 80,470.44, 111,047.54 and 44,660.20 is: 61,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,470.44 : 111,047.54 = 44,660.20 : x
  2. Step 2: Convert to fraction form
    80,470.44/111,047.54 = 44,660.20/x
  3. Step 3: Cross multiply
    80,470.44x = 111,047.54 × 44,660.20
  4. Step 4: Simplify right side
    80,470.44x = 4,959,405,345.91
  5. Step 5: Solve for x
    x = 4,959,405,345.91/80,470.44
  6. Step 6: Final answer
    x = 61,630.15

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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.