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Finding the Fourth Proportional to 79,241.88, 118,868.29 and 23,082.46

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Solution

The fourth proportional to 79,241.88, 118,868.29 and 23,082.46 is: 34,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,241.88 : 118,868.29 = 23,082.46 : x
  2. Step 2: Convert to fraction form
    79,241.88/118,868.29 = 23,082.46/x
  3. Step 3: Cross multiply
    79,241.88x = 118,868.29 × 23,082.46
  4. Step 4: Simplify right side
    79,241.88x = 2,743,772,549.19
  5. Step 5: Solve for x
    x = 2,743,772,549.19/79,241.88
  6. Step 6: Final answer
    x = 34,625.28

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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.