Home / 68,742.29-94,864.24-38,527.61

Finding the Fourth Proportional to 68,742.29, 94,864.24 and 38,527.61

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Solution

The fourth proportional to 68,742.29, 94,864.24 and 38,527.61 is: 53,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,742.29 : 94,864.24 = 38,527.61 : x
  2. Step 2: Convert to fraction form
    68,742.29/94,864.24 = 38,527.61/x
  3. Step 3: Cross multiply
    68,742.29x = 94,864.24 × 38,527.61
  4. Step 4: Simplify right side
    68,742.29x = 3,654,891,871.03
  5. Step 5: Solve for x
    x = 3,654,891,871.03/68,742.29
  6. Step 6: Final answer
    x = 53,168.02

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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.