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Finding the Fourth Proportional to 16,557, 24,836.22 and 4,871.22

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Solution

The fourth proportional to 16,557, 24,836.22 and 4,871.22 is: 7,307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557 : 24,836.22 = 4,871.22 : x
  2. Step 2: Convert to fraction form
    16,557/24,836.22 = 4,871.22/x
  3. Step 3: Cross multiply
    16,557x = 24,836.22 × 4,871.22
  4. Step 4: Simplify right side
    16,557x = 120,982,691.59
  5. Step 5: Solve for x
    x = 120,982,691.59/16,557
  6. Step 6: Final answer
    x = 7,307.04

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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.