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Finding the Fourth Proportional to 69,016.70, 103,537.20 and 24,669.20

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Solution

The fourth proportional to 69,016.70, 103,537.20 and 24,669.20 is: 37,008.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,016.70 : 103,537.20 = 24,669.20 : x
  2. Step 2: Convert to fraction form
    69,016.70/103,537.20 = 24,669.20/x
  3. Step 3: Cross multiply
    69,016.70x = 103,537.20 × 24,669.20
  4. Step 4: Simplify right side
    69,016.70x = 2,554,179,894.24
  5. Step 5: Solve for x
    x = 2,554,179,894.24/69,016.70
  6. Step 6: Final answer
    x = 37,008.14

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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.