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Finding the Fourth Proportional to 79,772.32, 119,654.16 and 24,364

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Solution

The fourth proportional to 79,772.32, 119,654.16 and 24,364 is: 36,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,772.32 : 119,654.16 = 24,364 : x
  2. Step 2: Convert to fraction form
    79,772.32/119,654.16 = 24,364/x
  3. Step 3: Cross multiply
    79,772.32x = 119,654.16 × 24,364
  4. Step 4: Simplify right side
    79,772.32x = 2,915,253,954.24
  5. Step 5: Solve for x
    x = 2,915,253,954.24/79,772.32
  6. Step 6: Final answer
    x = 36,544.68

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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.