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Finding the Fourth Proportional to 69,103.92, 103,590.18 and 27,010.98

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Solution

The fourth proportional to 69,103.92, 103,590.18 and 27,010.98 is: 40,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,103.92 : 103,590.18 = 27,010.98 : x
  2. Step 2: Convert to fraction form
    69,103.92/103,590.18 = 27,010.98/x
  3. Step 3: Cross multiply
    69,103.92x = 103,590.18 × 27,010.98
  4. Step 4: Simplify right side
    69,103.92x = 2,798,072,280.18
  5. Step 5: Solve for x
    x = 2,798,072,280.18/69,103.92
  6. Step 6: Final answer
    x = 40,490.79

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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.