Home / 123,367.86-170,255.52-69,633.27

Finding the Fourth Proportional to 123,367.86, 170,255.52 and 69,633.27

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Solution

The fourth proportional to 123,367.86, 170,255.52 and 69,633.27 is: 96,098.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,367.86 : 170,255.52 = 69,633.27 : x
  2. Step 2: Convert to fraction form
    123,367.86/170,255.52 = 69,633.27/x
  3. Step 3: Cross multiply
    123,367.86x = 170,255.52 × 69,633.27
  4. Step 4: Simplify right side
    123,367.86x = 11,855,448,593.15
  5. Step 5: Solve for x
    x = 11,855,448,593.15/123,367.86
  6. Step 6: Final answer
    x = 96,098.36

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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.