Home / 227,530.40-313,991.71-125,555.83

Finding the Fourth Proportional to 227,530.40, 313,991.71 and 125,555.83

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Solution

The fourth proportional to 227,530.40, 313,991.71 and 125,555.83 is: 173,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,530.40 : 313,991.71 = 125,555.83 : x
  2. Step 2: Convert to fraction form
    227,530.40/313,991.71 = 125,555.83/x
  3. Step 3: Cross multiply
    227,530.40x = 313,991.71 × 125,555.83
  4. Step 4: Simplify right side
    227,530.40x = 39,423,488,663.30
  5. Step 5: Solve for x
    x = 39,423,488,663.30/227,530.40
  6. Step 6: Final answer
    x = 173,266.91

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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.