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Finding the Fourth Proportional to 52,806.60, 79,193.16 and 17,259.87

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Solution

The fourth proportional to 52,806.60, 79,193.16 and 17,259.87 is: 25,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,806.60 : 79,193.16 = 17,259.87 : x
  2. Step 2: Convert to fraction form
    52,806.60/79,193.16 = 17,259.87/x
  3. Step 3: Cross multiply
    52,806.60x = 79,193.16 × 17,259.87
  4. Step 4: Simplify right side
    52,806.60x = 1,366,863,646.49
  5. Step 5: Solve for x
    x = 1,366,863,646.49/52,806.60
  6. Step 6: Final answer
    x = 25,884.33

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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.