Home / 240,629.16-360,939.46-82,854.12

Finding the Fourth Proportional to 240,629.16, 360,939.46 and 82,854.12

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Solution

The fourth proportional to 240,629.16, 360,939.46 and 82,854.12 is: 124,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,629.16 : 360,939.46 = 82,854.12 : x
  2. Step 2: Convert to fraction form
    240,629.16/360,939.46 = 82,854.12/x
  3. Step 3: Cross multiply
    240,629.16x = 360,939.46 × 82,854.12
  4. Step 4: Simplify right side
    240,629.16x = 29,905,321,331.58
  5. Step 5: Solve for x
    x = 29,905,321,331.58/240,629.16
  6. Step 6: Final answer
    x = 124,279.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.