Home / 126,348.88-174,360.13-68,988.02

Finding the Fourth Proportional to 126,348.88, 174,360.13 and 68,988.02

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Solution

The fourth proportional to 126,348.88, 174,360.13 and 68,988.02 is: 95,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,348.88 : 174,360.13 = 68,988.02 : x
  2. Step 2: Convert to fraction form
    126,348.88/174,360.13 = 68,988.02/x
  3. Step 3: Cross multiply
    126,348.88x = 174,360.13 × 68,988.02
  4. Step 4: Simplify right side
    126,348.88x = 12,028,759,790.70
  5. Step 5: Solve for x
    x = 12,028,759,790.70/126,348.88
  6. Step 6: Final answer
    x = 95,202.74

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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.