Home / 168,118.07-232,001.42-91,637.15

Finding the Fourth Proportional to 168,118.07, 232,001.42 and 91,637.15

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Solution

The fourth proportional to 168,118.07, 232,001.42 and 91,637.15 is: 126,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,118.07 : 232,001.42 = 91,637.15 : x
  2. Step 2: Convert to fraction form
    168,118.07/232,001.42 = 91,637.15/x
  3. Step 3: Cross multiply
    168,118.07x = 232,001.42 × 91,637.15
  4. Step 4: Simplify right side
    168,118.07x = 21,259,948,466.57
  5. Step 5: Solve for x
    x = 21,259,948,466.57/168,118.07
  6. Step 6: Final answer
    x = 126,458.44

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1.5x scale

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.