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Finding the Fourth Proportional to 8,868.11, 13,302.16 and 3,024.56

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Solution

The fourth proportional to 8,868.11, 13,302.16 and 3,024.56 is: 4,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.11 : 13,302.16 = 3,024.56 : x
  2. Step 2: Convert to fraction form
    8,868.11/13,302.16 = 3,024.56/x
  3. Step 3: Cross multiply
    8,868.11x = 13,302.16 × 3,024.56
  4. Step 4: Simplify right side
    8,868.11x = 40,233,206.74
  5. Step 5: Solve for x
    x = 40,233,206.74/8,868.11
  6. Step 6: Final answer
    x = 4,536.84

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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.