Home / 227,079.38-313,357.10-125,084.84

Finding the Fourth Proportional to 227,079.38, 313,357.10 and 125,084.84

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Solution

The fourth proportional to 227,079.38, 313,357.10 and 125,084.84 is: 172,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,079.38 : 313,357.10 = 125,084.84 : x
  2. Step 2: Convert to fraction form
    227,079.38/313,357.10 = 125,084.84/x
  3. Step 3: Cross multiply
    227,079.38x = 313,357.10 × 125,084.84
  4. Step 4: Simplify right side
    227,079.38x = 39,196,220,524.15
  5. Step 5: Solve for x
    x = 39,196,220,524.15/227,079.38
  6. Step 6: Final answer
    x = 172,610.22

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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.