Home / 167,841.62-231,627.12-91,363.50

Finding the Fourth Proportional to 167,841.62, 231,627.12 and 91,363.50

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Solution

The fourth proportional to 167,841.62, 231,627.12 and 91,363.50 is: 126,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,841.62 : 231,627.12 = 91,363.50 : x
  2. Step 2: Convert to fraction form
    167,841.62/231,627.12 = 91,363.50/x
  3. Step 3: Cross multiply
    167,841.62x = 231,627.12 × 91,363.50
  4. Step 4: Simplify right side
    167,841.62x = 21,162,264,378.12
  5. Step 5: Solve for x
    x = 21,162,264,378.12/167,841.62
  6. Step 6: Final answer
    x = 126,084.72

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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.