Home / 122,003.91-168,372.86-68,292.27

Finding the Fourth Proportional to 122,003.91, 168,372.86 and 68,292.27

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Solution

The fourth proportional to 122,003.91, 168,372.86 and 68,292.27 is: 94,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,003.91 : 168,372.86 = 68,292.27 : x
  2. Step 2: Convert to fraction form
    122,003.91/168,372.86 = 68,292.27/x
  3. Step 3: Cross multiply
    122,003.91x = 168,372.86 × 68,292.27
  4. Step 4: Simplify right side
    122,003.91x = 11,498,564,144.66
  5. Step 5: Solve for x
    x = 11,498,564,144.66/122,003.91
  6. Step 6: Final answer
    x = 94,247.51

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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.