Home / 127,198.44-175,532.94-70,609.68

Finding the Fourth Proportional to 127,198.44, 175,532.94 and 70,609.68

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Solution

The fourth proportional to 127,198.44, 175,532.94 and 70,609.68 is: 97,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,198.44 : 175,532.94 = 70,609.68 : x
  2. Step 2: Convert to fraction form
    127,198.44/175,532.94 = 70,609.68/x
  3. Step 3: Cross multiply
    127,198.44x = 175,532.94 × 70,609.68
  4. Step 4: Simplify right side
    127,198.44x = 12,394,324,722.86
  5. Step 5: Solve for x
    x = 12,394,324,722.86/127,198.44
  6. Step 6: Final answer
    x = 97,440.85

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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.