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Finding the Fourth Proportional to 226,999.07, 313,254.85 and 125,034.08

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Solution

The fourth proportional to 226,999.07, 313,254.85 and 125,034.08 is: 172,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,999.07 : 313,254.85 = 125,034.08 : x
  2. Step 2: Convert to fraction form
    226,999.07/313,254.85 = 125,034.08/x
  3. Step 3: Cross multiply
    226,999.07x = 313,254.85 × 125,034.08
  4. Step 4: Simplify right side
    226,999.07x = 39,167,531,975.29
  5. Step 5: Solve for x
    x = 39,167,531,975.29/226,999.07
  6. Step 6: Final answer
    x = 172,544.90

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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.