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Finding the Fourth Proportional to 24,236, 36,354 and 7,820

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Solution

The fourth proportional to 24,236, 36,354 and 7,820 is: 11,730

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,236 : 36,354 = 7,820 : x
  2. Step 2: Convert to fraction form
    24,236/36,354 = 7,820/x
  3. Step 3: Cross multiply
    24,236x = 36,354 × 7,820
  4. Step 4: Simplify right side
    24,236x = 284,288,280
  5. Step 5: Solve for x
    x = 284,288,280/24,236
  6. Step 6: Final answer
    x = 11,730

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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.