Home / 108,519.26-162,825.35-55,965.65

Finding the Fourth Proportional to 108,519.26, 162,825.35 and 55,965.65

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Solution

The fourth proportional to 108,519.26, 162,825.35 and 55,965.65 is: 83,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,519.26 : 162,825.35 = 55,965.65 : x
  2. Step 2: Convert to fraction form
    108,519.26/162,825.35 = 55,965.65/x
  3. Step 3: Cross multiply
    108,519.26x = 162,825.35 × 55,965.65
  4. Step 4: Simplify right side
    108,519.26x = 9,112,625,455.27
  5. Step 5: Solve for x
    x = 9,112,625,455.27/108,519.26
  6. Step 6: Final answer
    x = 83,972.43

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1.5x scale

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.