Home / 179,286.60-269,513.10-127,057.80

Finding the Fourth Proportional to 179,286.60, 269,513.10 and 127,057.80

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Solution

The fourth proportional to 179,286.60, 269,513.10 and 127,057.80 is: 191,000.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,286.60 : 269,513.10 = 127,057.80 : x
  2. Step 2: Convert to fraction form
    179,286.60/269,513.10 = 127,057.80/x
  3. Step 3: Cross multiply
    179,286.60x = 269,513.10 × 127,057.80
  4. Step 4: Simplify right side
    179,286.60x = 34,243,741,557.18
  5. Step 5: Solve for x
    x = 34,243,741,557.18/179,286.60
  6. Step 6: Final answer
    x = 191,000.01

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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.