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Finding the Fourth Proportional to 49,392.58, 74,089.28 and 17,824.99

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Solution

The fourth proportional to 49,392.58, 74,089.28 and 17,824.99 is: 26,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392.58 : 74,089.28 = 17,824.99 : x
  2. Step 2: Convert to fraction form
    49,392.58/74,089.28 = 17,824.99/x
  3. Step 3: Cross multiply
    49,392.58x = 74,089.28 × 17,824.99
  4. Step 4: Simplify right side
    49,392.58x = 1,320,640,675.11
  5. Step 5: Solve for x
    x = 1,320,640,675.11/49,392.58
  6. Step 6: Final answer
    x = 26,737.63

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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.