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Finding the Fourth Proportional to 68,799.03, 103,208.11 and 24,415.23

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Solution

The fourth proportional to 68,799.03, 103,208.11 and 24,415.23 is: 36,626.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,799.03 : 103,208.11 = 24,415.23 : x
  2. Step 2: Convert to fraction form
    68,799.03/103,208.11 = 24,415.23/x
  3. Step 3: Cross multiply
    68,799.03x = 103,208.11 × 24,415.23
  4. Step 4: Simplify right side
    68,799.03x = 2,519,849,743.52
  5. Step 5: Solve for x
    x = 2,519,849,743.52/68,799.03
  6. Step 6: Final answer
    x = 36,626.24

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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.