Home / 127,756.72-176,170.68-95,440.72

Finding the Fourth Proportional to 127,756.72, 176,170.68 and 95,440.72

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Solution

The fourth proportional to 127,756.72, 176,170.68 and 95,440.72 is: 131,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,756.72 : 176,170.68 = 95,440.72 : x
  2. Step 2: Convert to fraction form
    127,756.72/176,170.68 = 95,440.72/x
  3. Step 3: Cross multiply
    127,756.72x = 176,170.68 × 95,440.72
  4. Step 4: Simplify right side
    127,756.72x = 16,813,856,542.09
  5. Step 5: Solve for x
    x = 16,813,856,542.09/127,756.72
  6. Step 6: Final answer
    x = 131,608.39

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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.