Home / 126,813.60-175,002.81-70,224.97

Finding the Fourth Proportional to 126,813.60, 175,002.81 and 70,224.97

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Solution

The fourth proportional to 126,813.60, 175,002.81 and 70,224.97 is: 96,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,813.60 : 175,002.81 = 70,224.97 : x
  2. Step 2: Convert to fraction form
    126,813.60/175,002.81 = 70,224.97/x
  3. Step 3: Cross multiply
    126,813.60x = 175,002.81 × 70,224.97
  4. Step 4: Simplify right side
    126,813.60x = 12,289,567,082.17
  5. Step 5: Solve for x
    x = 12,289,567,082.17/126,813.60
  6. Step 6: Final answer
    x = 96,910.49

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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.