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Finding the Fourth Proportional to 79,616.32, 119,420.16 and 24,208

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Solution

The fourth proportional to 79,616.32, 119,420.16 and 24,208 is: 36,310.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,616.32 : 119,420.16 = 24,208 : x
  2. Step 2: Convert to fraction form
    79,616.32/119,420.16 = 24,208/x
  3. Step 3: Cross multiply
    79,616.32x = 119,420.16 × 24,208
  4. Step 4: Simplify right side
    79,616.32x = 2,890,923,233.28
  5. Step 5: Solve for x
    x = 2,890,923,233.28/79,616.32
  6. Step 6: Final answer
    x = 36,310.69

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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.