Home / 69,079.29-95,325.51-38,865.89

Finding the Fourth Proportional to 69,079.29, 95,325.51 and 38,865.89

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Solution

The fourth proportional to 69,079.29, 95,325.51 and 38,865.89 is: 53,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,079.29 : 95,325.51 = 38,865.89 : x
  2. Step 2: Convert to fraction form
    69,079.29/95,325.51 = 38,865.89/x
  3. Step 3: Cross multiply
    69,079.29x = 95,325.51 × 38,865.89
  4. Step 4: Simplify right side
    69,079.29x = 3,704,910,309.23
  5. Step 5: Solve for x
    x = 3,704,910,309.23/69,079.29
  6. Step 6: Final answer
    x = 53,632.72

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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.