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Finding the Fourth Proportional to 89,801.00, 123,923.01 and 49,514.09

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Solution

The fourth proportional to 89,801.00, 123,923.01 and 49,514.09 is: 68,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,801.00 : 123,923.01 = 49,514.09 : x
  2. Step 2: Convert to fraction form
    89,801.00/123,923.01 = 49,514.09/x
  3. Step 3: Cross multiply
    89,801.00x = 123,923.01 × 49,514.09
  4. Step 4: Simplify right side
    89,801.00x = 6,135,934,636.27
  5. Step 5: Solve for x
    x = 6,135,934,636.27/89,801.00
  6. Step 6: Final answer
    x = 68,328.13

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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.