Home / 227,813.20-341,719.80-127,976.65

Finding the Fourth Proportional to 227,813.20, 341,719.80 and 127,976.65

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Solution

The fourth proportional to 227,813.20, 341,719.80 and 127,976.65 is: 191,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,813.20 : 341,719.80 = 127,976.65 : x
  2. Step 2: Convert to fraction form
    227,813.20/341,719.80 = 127,976.65/x
  3. Step 3: Cross multiply
    227,813.20x = 341,719.80 × 127,976.65
  4. Step 4: Simplify right side
    227,813.20x = 43,732,155,242.67
  5. Step 5: Solve for x
    x = 43,732,155,242.67/227,813.20
  6. Step 6: Final answer
    x = 191,964.98

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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.