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Finding the Fourth Proportional to 52,728.96, 79,119.36 and 24,650.94

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Solution

The fourth proportional to 52,728.96, 79,119.36 and 24,650.94 is: 36,988.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,728.96 : 79,119.36 = 24,650.94 : x
  2. Step 2: Convert to fraction form
    52,728.96/79,119.36 = 24,650.94/x
  3. Step 3: Cross multiply
    52,728.96x = 79,119.36 × 24,650.94
  4. Step 4: Simplify right side
    52,728.96x = 1,950,366,596.20
  5. Step 5: Solve for x
    x = 1,950,366,596.20/52,728.96
  6. Step 6: Final answer
    x = 36,988.53

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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.