Home / 126,839.16-175,037.90-70,250.48

Finding the Fourth Proportional to 126,839.16, 175,037.90 and 70,250.48

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Solution

The fourth proportional to 126,839.16, 175,037.90 and 70,250.48 is: 96,945.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,839.16 : 175,037.90 = 70,250.48 : x
  2. Step 2: Convert to fraction form
    126,839.16/175,037.90 = 70,250.48/x
  3. Step 3: Cross multiply
    126,839.16x = 175,037.90 × 70,250.48
  4. Step 4: Simplify right side
    126,839.16x = 12,296,496,493.19
  5. Step 5: Solve for x
    x = 12,296,496,493.19/126,839.16
  6. Step 6: Final answer
    x = 96,945.58

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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.