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Finding the Fourth Proportional to 8,837.42, 13,256.04 and 2,681.42

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Solution

The fourth proportional to 8,837.42, 13,256.04 and 2,681.42 is: 4,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.42 : 13,256.04 = 2,681.42 : x
  2. Step 2: Convert to fraction form
    8,837.42/13,256.04 = 2,681.42/x
  3. Step 3: Cross multiply
    8,837.42x = 13,256.04 × 2,681.42
  4. Step 4: Simplify right side
    8,837.42x = 35,545,010.78
  5. Step 5: Solve for x
    x = 35,545,010.78/8,837.42
  6. Step 6: Final answer
    x = 4,022.10

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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.