Home / 126,882.72-190,323.51-32,113.80

Finding the Fourth Proportional to 126,882.72, 190,323.51 and 32,113.80

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Solution

The fourth proportional to 126,882.72, 190,323.51 and 32,113.80 is: 48,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,882.72 : 190,323.51 = 32,113.80 : x
  2. Step 2: Convert to fraction form
    126,882.72/190,323.51 = 32,113.80/x
  3. Step 3: Cross multiply
    126,882.72x = 190,323.51 × 32,113.80
  4. Step 4: Simplify right side
    126,882.72x = 6,112,011,135.44
  5. Step 5: Solve for x
    x = 6,112,011,135.44/126,882.72
  6. Step 6: Final answer
    x = 48,170.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.