Home / 126,839.03-175,037.49-70,250.40

Finding the Fourth Proportional to 126,839.03, 175,037.49 and 70,250.40

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Solution

The fourth proportional to 126,839.03, 175,037.49 and 70,250.40 is: 96,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,839.03 : 175,037.49 = 70,250.40 : x
  2. Step 2: Convert to fraction form
    126,839.03/175,037.49 = 70,250.40/x
  3. Step 3: Cross multiply
    126,839.03x = 175,037.49 × 70,250.40
  4. Step 4: Simplify right side
    126,839.03x = 12,296,453,687.50
  5. Step 5: Solve for x
    x = 12,296,453,687.50/126,839.03
  6. Step 6: Final answer
    x = 96,945.35

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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.