Home / 168,589.86-232,670.09-92,120.58

Finding the Fourth Proportional to 168,589.86, 232,670.09 and 92,120.58

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Solution

The fourth proportional to 168,589.86, 232,670.09 and 92,120.58 is: 127,135.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,589.86 : 232,670.09 = 92,120.58 : x
  2. Step 2: Convert to fraction form
    168,589.86/232,670.09 = 92,120.58/x
  3. Step 3: Cross multiply
    168,589.86x = 232,670.09 × 92,120.58
  4. Step 4: Simplify right side
    168,589.86x = 21,433,703,178.85
  5. Step 5: Solve for x
    x = 21,433,703,178.85/168,589.86
  6. Step 6: Final answer
    x = 127,135.19

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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.