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Finding the Fourth Proportional to 132,368, 198,552 and 33,872

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Solution

The fourth proportional to 132,368, 198,552 and 33,872 is: 50,808

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,368 : 198,552 = 33,872 : x
  2. Step 2: Convert to fraction form
    132,368/198,552 = 33,872/x
  3. Step 3: Cross multiply
    132,368x = 198,552 × 33,872
  4. Step 4: Simplify right side
    132,368x = 6,725,353,344
  5. Step 5: Solve for x
    x = 6,725,353,344/132,368
  6. Step 6: Final answer
    x = 50,808

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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.