Home / 168,979.16-233,170.62-134,611.42

Finding the Fourth Proportional to 168,979.16, 233,170.62 and 134,611.42

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Solution

The fourth proportional to 168,979.16, 233,170.62 and 134,611.42 is: 185,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,979.16 : 233,170.62 = 134,611.42 : x
  2. Step 2: Convert to fraction form
    168,979.16/233,170.62 = 134,611.42/x
  3. Step 3: Cross multiply
    168,979.16x = 233,170.62 × 134,611.42
  4. Step 4: Simplify right side
    168,979.16x = 31,387,428,260.48
  5. Step 5: Solve for x
    x = 31,387,428,260.48/168,979.16
  6. Step 6: Final answer
    x = 185,747.33

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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.