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Finding the Fourth Proportional to 79,644, 119,466 and 24,240

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Solution

The fourth proportional to 79,644, 119,466 and 24,240 is: 36,360

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,644 : 119,466 = 24,240 : x
  2. Step 2: Convert to fraction form
    79,644/119,466 = 24,240/x
  3. Step 3: Cross multiply
    79,644x = 119,466 × 24,240
  4. Step 4: Simplify right side
    79,644x = 2,895,855,840
  5. Step 5: Solve for x
    x = 2,895,855,840/79,644
  6. Step 6: Final answer
    x = 36,360

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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.