Home / 80,570.16-111,181.68-44,759.52

Finding the Fourth Proportional to 80,570.16, 111,181.68 and 44,759.52

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Solution

The fourth proportional to 80,570.16, 111,181.68 and 44,759.52 is: 61,765.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,570.16 : 111,181.68 = 44,759.52 : x
  2. Step 2: Convert to fraction form
    80,570.16/111,181.68 = 44,759.52/x
  3. Step 3: Cross multiply
    80,570.16x = 111,181.68 × 44,759.52
  4. Step 4: Simplify right side
    80,570.16x = 4,976,438,629.59
  5. Step 5: Solve for x
    x = 4,976,438,629.59/80,570.16
  6. Step 6: Final answer
    x = 61,765.28

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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.