Home / 67,680.48-101,519.51-23,306.25

Finding the Fourth Proportional to 67,680.48, 101,519.51 and 23,306.25

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Solution

The fourth proportional to 67,680.48, 101,519.51 and 23,306.25 is: 34,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,680.48 : 101,519.51 = 23,306.25 : x
  2. Step 2: Convert to fraction form
    67,680.48/101,519.51 = 23,306.25/x
  3. Step 3: Cross multiply
    67,680.48x = 101,519.51 × 23,306.25
  4. Step 4: Simplify right side
    67,680.48x = 2,366,039,079.94
  5. Step 5: Solve for x
    x = 2,366,039,079.94/67,680.48
  6. Step 6: Final answer
    x = 34,958.96

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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.