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Finding the Fourth Proportional to 250,605.90, 375,925.23 and 73,098

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Solution

The fourth proportional to 250,605.90, 375,925.23 and 73,098 is: 109,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,605.90 : 375,925.23 = 73,098 : x
  2. Step 2: Convert to fraction form
    250,605.90/375,925.23 = 73,098/x
  3. Step 3: Cross multiply
    250,605.90x = 375,925.23 × 73,098
  4. Step 4: Simplify right side
    250,605.90x = 27,479,382,462.54
  5. Step 5: Solve for x
    x = 27,479,382,462.54/250,605.90
  6. Step 6: Final answer
    x = 109,651.78

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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.