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Finding the Fourth Proportional to 12,376, 18,564 and 4,168

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Solution

The fourth proportional to 12,376, 18,564 and 4,168 is: 6,252

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376 : 18,564 = 4,168 : x
  2. Step 2: Convert to fraction form
    12,376/18,564 = 4,168/x
  3. Step 3: Cross multiply
    12,376x = 18,564 × 4,168
  4. Step 4: Simplify right side
    12,376x = 77,374,752
  5. Step 5: Solve for x
    x = 77,374,752/12,376
  6. Step 6: Final answer
    x = 6,252

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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.