Home / 127,276.60-175,660.86-91,584.76

Finding the Fourth Proportional to 127,276.60, 175,660.86 and 91,584.76

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Solution

The fourth proportional to 127,276.60, 175,660.86 and 91,584.76 is: 126,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276.60 : 175,660.86 = 91,584.76 : x
  2. Step 2: Convert to fraction form
    127,276.60/175,660.86 = 91,584.76/x
  3. Step 3: Cross multiply
    127,276.60x = 175,660.86 × 91,584.76
  4. Step 4: Simplify right side
    127,276.60x = 16,087,857,704.49
  5. Step 5: Solve for x
    x = 16,087,857,704.49/127,276.60
  6. Step 6: Final answer
    x = 126,400.75

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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.