Home / 80,542.19-111,149.59-44,245.16

Finding the Fourth Proportional to 80,542.19, 111,149.59 and 44,245.16

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Solution

The fourth proportional to 80,542.19, 111,149.59 and 44,245.16 is: 61,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,542.19 : 111,149.59 = 44,245.16 : x
  2. Step 2: Convert to fraction form
    80,542.19/111,149.59 = 44,245.16/x
  3. Step 3: Cross multiply
    80,542.19x = 111,149.59 × 44,245.16
  4. Step 4: Simplify right side
    80,542.19x = 4,917,831,393.48
  5. Step 5: Solve for x
    x = 4,917,831,393.48/80,542.19
  6. Step 6: Final answer
    x = 61,059.08

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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.