Home / 67,690.35-101,534.31-27,700.65

Finding the Fourth Proportional to 67,690.35, 101,534.31 and 27,700.65

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Solution

The fourth proportional to 67,690.35, 101,534.31 and 27,700.65 is: 41,550.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,690.35 : 101,534.31 = 27,700.65 : x
  2. Step 2: Convert to fraction form
    67,690.35/101,534.31 = 27,700.65/x
  3. Step 3: Cross multiply
    67,690.35x = 101,534.31 × 27,700.65
  4. Step 4: Simplify right side
    67,690.35x = 2,812,566,384.30
  5. Step 5: Solve for x
    x = 2,812,566,384.30/67,690.35
  6. Step 6: Final answer
    x = 41,550.48

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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.