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Finding the Fourth Proportional to 37,565.69, 51,843.18 and 21,651.17

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Solution

The fourth proportional to 37,565.69, 51,843.18 and 21,651.17 is: 29,880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,565.69 : 51,843.18 = 21,651.17 : x
  2. Step 2: Convert to fraction form
    37,565.69/51,843.18 = 21,651.17/x
  3. Step 3: Cross multiply
    37,565.69x = 51,843.18 × 21,651.17
  4. Step 4: Simplify right side
    37,565.69x = 1,122,465,503.52
  5. Step 5: Solve for x
    x = 1,122,465,503.52/37,565.69
  6. Step 6: Final answer
    x = 29,880.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.