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Finding the Fourth Proportional to 16,362, 24,543 and 5,269.81

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Solution

The fourth proportional to 16,362, 24,543 and 5,269.81 is: 7,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362 : 24,543 = 5,269.81 : x
  2. Step 2: Convert to fraction form
    16,362/24,543 = 5,269.81/x
  3. Step 3: Cross multiply
    16,362x = 24,543 × 5,269.81
  4. Step 4: Simplify right side
    16,362x = 129,336,931.49
  5. Step 5: Solve for x
    x = 129,336,931.49/16,362
  6. Step 6: Final answer
    x = 7,904.71

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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.