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Finding the Fourth Proportional to 24,242.80, 36,366 and 17,681.80

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Solution

The fourth proportional to 24,242.80, 36,366 and 17,681.80 is: 26,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,242.80 : 36,366 = 17,681.80 : x
  2. Step 2: Convert to fraction form
    24,242.80/36,366 = 17,681.80/x
  3. Step 3: Cross multiply
    24,242.80x = 36,366 × 17,681.80
  4. Step 4: Simplify right side
    24,242.80x = 643,016,338.80
  5. Step 5: Solve for x
    x = 643,016,338.80/24,242.80
  6. Step 6: Final answer
    x = 26,524.01

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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.