Home / 67,589.17-101,398.23-20,207.95

Finding the Fourth Proportional to 67,589.17, 101,398.23 and 20,207.95

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Solution

The fourth proportional to 67,589.17, 101,398.23 and 20,207.95 is: 30,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,589.17 : 101,398.23 = 20,207.95 : x
  2. Step 2: Convert to fraction form
    67,589.17/101,398.23 = 20,207.95/x
  3. Step 3: Cross multiply
    67,589.17x = 101,398.23 × 20,207.95
  4. Step 4: Simplify right side
    67,589.17x = 2,049,050,108.43
  5. Step 5: Solve for x
    x = 2,049,050,108.43/67,589.17
  6. Step 6: Final answer
    x = 30,316.25

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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.