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Finding the Fourth Proportional to 52,792.94, 79,200.94 and 17,731.68

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Solution

The fourth proportional to 52,792.94, 79,200.94 and 17,731.68 is: 26,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.94 : 79,200.94 = 17,731.68 : x
  2. Step 2: Convert to fraction form
    52,792.94/79,200.94 = 17,731.68/x
  3. Step 3: Cross multiply
    52,792.94x = 79,200.94 × 17,731.68
  4. Step 4: Simplify right side
    52,792.94x = 1,404,365,723.78
  5. Step 5: Solve for x
    x = 1,404,365,723.78/52,792.94
  6. Step 6: Final answer
    x = 26,601.39

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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.