Home / 67,144.24-100,703.96-27,152.72

Finding the Fourth Proportional to 67,144.24, 100,703.96 and 27,152.72

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Solution

The fourth proportional to 67,144.24, 100,703.96 and 27,152.72 is: 40,724.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,144.24 : 100,703.96 = 27,152.72 : x
  2. Step 2: Convert to fraction form
    67,144.24/100,703.96 = 27,152.72/x
  3. Step 3: Cross multiply
    67,144.24x = 100,703.96 × 27,152.72
  4. Step 4: Simplify right side
    67,144.24x = 2,734,386,268.95
  5. Step 5: Solve for x
    x = 2,734,386,268.95/67,144.24
  6. Step 6: Final answer
    x = 40,724.06

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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.