Home / 126,943.92-175,179.60-70,354.08

Finding the Fourth Proportional to 126,943.92, 175,179.60 and 70,354.08

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Solution

The fourth proportional to 126,943.92, 175,179.60 and 70,354.08 is: 97,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,943.92 : 175,179.60 = 70,354.08 : x
  2. Step 2: Convert to fraction form
    126,943.92/175,179.60 = 70,354.08/x
  3. Step 3: Cross multiply
    126,943.92x = 175,179.60 × 70,354.08
  4. Step 4: Simplify right side
    126,943.92x = 12,324,599,592.77
  5. Step 5: Solve for x
    x = 12,324,599,592.77/126,943.92
  6. Step 6: Final answer
    x = 97,086.96

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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.