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Finding the Fourth Proportional to 40,296, 60,444 and 15,672

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Solution

The fourth proportional to 40,296, 60,444 and 15,672 is: 23,508

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296 : 60,444 = 15,672 : x
  2. Step 2: Convert to fraction form
    40,296/60,444 = 15,672/x
  3. Step 3: Cross multiply
    40,296x = 60,444 × 15,672
  4. Step 4: Simplify right side
    40,296x = 947,278,368
  5. Step 5: Solve for x
    x = 947,278,368/40,296
  6. Step 6: Final answer
    x = 23,508

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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.