Home / 67,972.08-101,963.52-18,050.88

Finding the Fourth Proportional to 67,972.08, 101,963.52 and 18,050.88

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Solution

The fourth proportional to 67,972.08, 101,963.52 and 18,050.88 is: 27,077.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,972.08 : 101,963.52 = 18,050.88 : x
  2. Step 2: Convert to fraction form
    67,972.08/101,963.52 = 18,050.88/x
  3. Step 3: Cross multiply
    67,972.08x = 101,963.52 × 18,050.88
  4. Step 4: Simplify right side
    67,972.08x = 1,840,531,263.90
  5. Step 5: Solve for x
    x = 1,840,531,263.90/67,972.08
  6. Step 6: Final answer
    x = 27,077.75

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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.