Home / 127,534.94-175,997.39-70,177.76

Finding the Fourth Proportional to 127,534.94, 175,997.39 and 70,177.76

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Solution

The fourth proportional to 127,534.94, 175,997.39 and 70,177.76 is: 96,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,534.94 : 175,997.39 = 70,177.76 : x
  2. Step 2: Convert to fraction form
    127,534.94/175,997.39 = 70,177.76/x
  3. Step 3: Cross multiply
    127,534.94x = 175,997.39 × 70,177.76
  4. Step 4: Simplify right side
    127,534.94x = 12,351,102,596.05
  5. Step 5: Solve for x
    x = 12,351,102,596.05/127,534.94
  6. Step 6: Final answer
    x = 96,844.85

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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.