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Finding the Fourth Proportional to 230,881.80, 345,697.11 and 119,840.52

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Solution

The fourth proportional to 230,881.80, 345,697.11 and 119,840.52 is: 179,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,881.80 : 345,697.11 = 119,840.52 : x
  2. Step 2: Convert to fraction form
    230,881.80/345,697.11 = 119,840.52/x
  3. Step 3: Cross multiply
    230,881.80x = 345,697.11 × 119,840.52
  4. Step 4: Simplify right side
    230,881.80x = 41,428,521,424.90
  5. Step 5: Solve for x
    x = 41,428,521,424.90/230,881.80
  6. Step 6: Final answer
    x = 179,436.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.