Home / 123,589.56-170,552.68-69,874.44

Finding the Fourth Proportional to 123,589.56, 170,552.68 and 69,874.44

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Solution

The fourth proportional to 123,589.56, 170,552.68 and 69,874.44 is: 96,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,589.56 : 170,552.68 = 69,874.44 : x
  2. Step 2: Convert to fraction form
    123,589.56/170,552.68 = 69,874.44/x
  3. Step 3: Cross multiply
    123,589.56x = 170,552.68 × 69,874.44
  4. Step 4: Simplify right side
    123,589.56x = 11,917,273,005.50
  5. Step 5: Solve for x
    x = 11,917,273,005.50/123,589.56
  6. Step 6: Final answer
    x = 96,426.21

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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.