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Finding the Fourth Proportional to 103,324.97, 154,839.44 and 58,859.91

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Solution

The fourth proportional to 103,324.97, 154,839.44 and 58,859.91 is: 88,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,324.97 : 154,839.44 = 58,859.91 : x
  2. Step 2: Convert to fraction form
    103,324.97/154,839.44 = 58,859.91/x
  3. Step 3: Cross multiply
    103,324.97x = 154,839.44 × 58,859.91
  4. Step 4: Simplify right side
    103,324.97x = 9,113,835,208.55
  5. Step 5: Solve for x
    x = 9,113,835,208.55/103,324.97
  6. Step 6: Final answer
    x = 88,205.55

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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.