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Finding the Fourth Proportional to 52,894.50, 79,344.99 and 15,958.50

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Solution

The fourth proportional to 52,894.50, 79,344.99 and 15,958.50 is: 23,938.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,894.50 : 79,344.99 = 15,958.50 : x
  2. Step 2: Convert to fraction form
    52,894.50/79,344.99 = 15,958.50/x
  3. Step 3: Cross multiply
    52,894.50x = 79,344.99 × 15,958.50
  4. Step 4: Simplify right side
    52,894.50x = 1,266,227,022.92
  5. Step 5: Solve for x
    x = 1,266,227,022.92/52,894.50
  6. Step 6: Final answer
    x = 23,938.73

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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.