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Finding the Fourth Proportional to 79,756.32, 119,630.16 and 24,348

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Solution

The fourth proportional to 79,756.32, 119,630.16 and 24,348 is: 36,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,756.32 : 119,630.16 = 24,348 : x
  2. Step 2: Convert to fraction form
    79,756.32/119,630.16 = 24,348/x
  3. Step 3: Cross multiply
    79,756.32x = 119,630.16 × 24,348
  4. Step 4: Simplify right side
    79,756.32x = 2,912,755,135.68
  5. Step 5: Solve for x
    x = 2,912,755,135.68/79,756.32
  6. Step 6: Final answer
    x = 36,520.68

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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.