Home / 126,914.28-175,147.24-70,325.52

Finding the Fourth Proportional to 126,914.28, 175,147.24 and 70,325.52

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Solution

The fourth proportional to 126,914.28, 175,147.24 and 70,325.52 is: 97,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,914.28 : 175,147.24 = 70,325.52 : x
  2. Step 2: Convert to fraction form
    126,914.28/175,147.24 = 70,325.52/x
  3. Step 3: Cross multiply
    126,914.28x = 175,147.24 × 70,325.52
  4. Step 4: Simplify right side
    126,914.28x = 12,317,320,729.56
  5. Step 5: Solve for x
    x = 12,317,320,729.56/126,914.28
  6. Step 6: Final answer
    x = 97,052.28

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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.