Home / 126,914.76-175,143.56-70,327.36

Finding the Fourth Proportional to 126,914.76, 175,143.56 and 70,327.36

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Solution

The fourth proportional to 126,914.76, 175,143.56 and 70,327.36 is: 97,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,914.76 : 175,143.56 = 70,327.36 : x
  2. Step 2: Convert to fraction form
    126,914.76/175,143.56 = 70,327.36/x
  3. Step 3: Cross multiply
    126,914.76x = 175,143.56 × 70,327.36
  4. Step 4: Simplify right side
    126,914.76x = 12,317,384,195.80
  5. Step 5: Solve for x
    x = 12,317,384,195.80/126,914.76
  6. Step 6: Final answer
    x = 97,052.42

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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.