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Finding the Fourth Proportional to 48,369.14, 66,747.48 and 26,859.99

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Solution

The fourth proportional to 48,369.14, 66,747.48 and 26,859.99 is: 37,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,369.14 : 66,747.48 = 26,859.99 : x
  2. Step 2: Convert to fraction form
    48,369.14/66,747.48 = 26,859.99/x
  3. Step 3: Cross multiply
    48,369.14x = 66,747.48 × 26,859.99
  4. Step 4: Simplify right side
    48,369.14x = 1,792,836,645.33
  5. Step 5: Solve for x
    x = 1,792,836,645.33/48,369.14
  6. Step 6: Final answer
    x = 37,065.72

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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.