Home / 258,387.68-356,352.96-167,654.24

Finding the Fourth Proportional to 258,387.68, 356,352.96 and 167,654.24

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Solution

The fourth proportional to 258,387.68, 356,352.96 and 167,654.24 is: 231,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,387.68 : 356,352.96 = 167,654.24 : x
  2. Step 2: Convert to fraction form
    258,387.68/356,352.96 = 167,654.24/x
  3. Step 3: Cross multiply
    258,387.68x = 356,352.96 × 167,654.24
  4. Step 4: Simplify right side
    258,387.68x = 59,744,084,680.55
  5. Step 5: Solve for x
    x = 59,744,084,680.55/258,387.68
  6. Step 6: Final answer
    x = 231,218.78

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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.