Home / 127,367.24-191,078.46-38,627.55

Finding the Fourth Proportional to 127,367.24, 191,078.46 and 38,627.55

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Solution

The fourth proportional to 127,367.24, 191,078.46 and 38,627.55 is: 57,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,367.24 : 191,078.46 = 38,627.55 : x
  2. Step 2: Convert to fraction form
    127,367.24/191,078.46 = 38,627.55/x
  3. Step 3: Cross multiply
    127,367.24x = 191,078.46 × 38,627.55
  4. Step 4: Simplify right side
    127,367.24x = 7,380,892,767.57
  5. Step 5: Solve for x
    x = 7,380,892,767.57/127,367.24
  6. Step 6: Final answer
    x = 57,949.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.