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Finding the Fourth Proportional to 80,244, 120,366 and 24,840

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Solution

The fourth proportional to 80,244, 120,366 and 24,840 is: 37,260

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,244 : 120,366 = 24,840 : x
  2. Step 2: Convert to fraction form
    80,244/120,366 = 24,840/x
  3. Step 3: Cross multiply
    80,244x = 120,366 × 24,840
  4. Step 4: Simplify right side
    80,244x = 2,989,891,440
  5. Step 5: Solve for x
    x = 2,989,891,440/80,244
  6. Step 6: Final answer
    x = 37,260

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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.