Home / 167,444.86-231,072.97-90,963.29

Finding the Fourth Proportional to 167,444.86, 231,072.97 and 90,963.29

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Solution

The fourth proportional to 167,444.86, 231,072.97 and 90,963.29 is: 125,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,444.86 : 231,072.97 = 90,963.29 : x
  2. Step 2: Convert to fraction form
    167,444.86/231,072.97 = 90,963.29/x
  3. Step 3: Cross multiply
    167,444.86x = 231,072.97 × 90,963.29
  4. Step 4: Simplify right side
    167,444.86x = 21,019,157,581.27
  5. Step 5: Solve for x
    x = 21,019,157,581.27/167,444.86
  6. Step 6: Final answer
    x = 125,528.83

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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.