Home / 68,658.13-94,749.97-38,449.83

Finding the Fourth Proportional to 68,658.13, 94,749.97 and 38,449.83

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Solution

The fourth proportional to 68,658.13, 94,749.97 and 38,449.83 is: 53,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,658.13 : 94,749.97 = 38,449.83 : x
  2. Step 2: Convert to fraction form
    68,658.13/94,749.97 = 38,449.83/x
  3. Step 3: Cross multiply
    68,658.13x = 94,749.97 × 38,449.83
  4. Step 4: Simplify right side
    68,658.13x = 3,643,120,239.01
  5. Step 5: Solve for x
    x = 3,643,120,239.01/68,658.13
  6. Step 6: Final answer
    x = 53,061.75

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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.