Home / 168,590.61-232,671.12-92,121.33

Finding the Fourth Proportional to 168,590.61, 232,671.12 and 92,121.33

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Solution

The fourth proportional to 168,590.61, 232,671.12 and 92,121.33 is: 127,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,590.61 : 232,671.12 = 92,121.33 : x
  2. Step 2: Convert to fraction form
    168,590.61/232,671.12 = 92,121.33/x
  3. Step 3: Cross multiply
    168,590.61x = 232,671.12 × 92,121.33
  4. Step 4: Simplify right side
    168,590.61x = 21,433,973,026.99
  5. Step 5: Solve for x
    x = 21,433,973,026.99/168,590.61
  6. Step 6: Final answer
    x = 127,136.22

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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.