Home / 80,519.04-111,114.24-44,707.92

Finding the Fourth Proportional to 80,519.04, 111,114.24 and 44,707.92

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Solution

The fourth proportional to 80,519.04, 111,114.24 and 44,707.92 is: 61,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,519.04 : 111,114.24 = 44,707.92 : x
  2. Step 2: Convert to fraction form
    80,519.04/111,114.24 = 44,707.92/x
  3. Step 3: Cross multiply
    80,519.04x = 111,114.24 × 44,707.92
  4. Step 4: Simplify right side
    80,519.04x = 4,967,686,552.78
  5. Step 5: Solve for x
    x = 4,967,686,552.78/80,519.04
  6. Step 6: Final answer
    x = 61,695.80

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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.