Home / 127,519.92-176,056.20-82,214

Finding the Fourth Proportional to 127,519.92, 176,056.20 and 82,214

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Solution

The fourth proportional to 127,519.92, 176,056.20 and 82,214 is: 113,506.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,519.92 : 176,056.20 = 82,214 : x
  2. Step 2: Convert to fraction form
    127,519.92/176,056.20 = 82,214/x
  3. Step 3: Cross multiply
    127,519.92x = 176,056.20 × 82,214
  4. Step 4: Simplify right side
    127,519.92x = 14,474,284,426.80
  5. Step 5: Solve for x
    x = 14,474,284,426.80/127,519.92
  6. Step 6: Final answer
    x = 113,506.07

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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.