Home / 227,141.04-313,472.34-125,184.78

Finding the Fourth Proportional to 227,141.04, 313,472.34 and 125,184.78

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Solution

The fourth proportional to 227,141.04, 313,472.34 and 125,184.78 is: 172,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,141.04 : 313,472.34 = 125,184.78 : x
  2. Step 2: Convert to fraction form
    227,141.04/313,472.34 = 125,184.78/x
  3. Step 3: Cross multiply
    227,141.04x = 313,472.34 × 125,184.78
  4. Step 4: Simplify right side
    227,141.04x = 39,241,965,918.99
  5. Step 5: Solve for x
    x = 39,241,965,918.99/227,141.04
  6. Step 6: Final answer
    x = 172,764.75

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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.