Home / 69,732.80-96,223.92-41,434.64

Finding the Fourth Proportional to 69,732.80, 96,223.92 and 41,434.64

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Solution

The fourth proportional to 69,732.80, 96,223.92 and 41,434.64 is: 57,175.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,732.80 : 96,223.92 = 41,434.64 : x
  2. Step 2: Convert to fraction form
    69,732.80/96,223.92 = 41,434.64/x
  3. Step 3: Cross multiply
    69,732.80x = 96,223.92 × 41,434.64
  4. Step 4: Simplify right side
    69,732.80x = 3,987,003,484.59
  5. Step 5: Solve for x
    x = 3,987,003,484.59/69,732.80
  6. Step 6: Final answer
    x = 57,175.44

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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.