Home / 67,836.29-101,717.16-53,885.66

Finding the Fourth Proportional to 67,836.29, 101,717.16 and 53,885.66

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Solution

The fourth proportional to 67,836.29, 101,717.16 and 53,885.66 is: 80,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,836.29 : 101,717.16 = 53,885.66 : x
  2. Step 2: Convert to fraction form
    67,836.29/101,717.16 = 53,885.66/x
  3. Step 3: Cross multiply
    67,836.29x = 101,717.16 × 53,885.66
  4. Step 4: Simplify right side
    67,836.29x = 5,481,095,791.34
  5. Step 5: Solve for x
    x = 5,481,095,791.34/67,836.29
  6. Step 6: Final answer
    x = 80,798.88

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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.