Home / 68,154.52-94,067.22-39,867.16

Finding the Fourth Proportional to 68,154.52, 94,067.22 and 39,867.16

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Solution

The fourth proportional to 68,154.52, 94,067.22 and 39,867.16 is: 55,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,154.52 : 94,067.22 = 39,867.16 : x
  2. Step 2: Convert to fraction form
    68,154.52/94,067.22 = 39,867.16/x
  3. Step 3: Cross multiply
    68,154.52x = 94,067.22 × 39,867.16
  4. Step 4: Simplify right side
    68,154.52x = 3,750,192,910.50
  5. Step 5: Solve for x
    x = 3,750,192,910.50/68,154.52
  6. Step 6: Final answer
    x = 55,024.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.