Home / 227,488.47-313,933.17-125,520.27

Finding the Fourth Proportional to 227,488.47, 313,933.17 and 125,520.27

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Solution

The fourth proportional to 227,488.47, 313,933.17 and 125,520.27 is: 173,217.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,488.47 : 313,933.17 = 125,520.27 : x
  2. Step 2: Convert to fraction form
    227,488.47/313,933.17 = 125,520.27/x
  3. Step 3: Cross multiply
    227,488.47x = 313,933.17 × 125,520.27
  4. Step 4: Simplify right side
    227,488.47x = 39,404,975,553.81
  5. Step 5: Solve for x
    x = 39,404,975,553.81/227,488.47
  6. Step 6: Final answer
    x = 173,217.47

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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.