Home / 229,860.27-317,250.86-143,859.24

Finding the Fourth Proportional to 229,860.27, 317,250.86 and 143,859.24

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Solution

The fourth proportional to 229,860.27, 317,250.86 and 143,859.24 is: 198,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,860.27 : 317,250.86 = 143,859.24 : x
  2. Step 2: Convert to fraction form
    229,860.27/317,250.86 = 143,859.24/x
  3. Step 3: Cross multiply
    229,860.27x = 317,250.86 × 143,859.24
  4. Step 4: Simplify right side
    229,860.27x = 45,639,466,889.65
  5. Step 5: Solve for x
    x = 45,639,466,889.65/229,860.27
  6. Step 6: Final answer
    x = 198,553.09

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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.