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Finding the Fourth Proportional to 69,010.61, 103,537.78 and 24,636.38

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Solution

The fourth proportional to 69,010.61, 103,537.78 and 24,636.38 is: 36,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,010.61 : 103,537.78 = 24,636.38 : x
  2. Step 2: Convert to fraction form
    69,010.61/103,537.78 = 24,636.38/x
  3. Step 3: Cross multiply
    69,010.61x = 103,537.78 × 24,636.38
  4. Step 4: Simplify right side
    69,010.61x = 2,550,795,513.16
  5. Step 5: Solve for x
    x = 2,550,795,513.16/69,010.61
  6. Step 6: Final answer
    x = 36,962.37

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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.