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Finding the Fourth Proportional to 16,527.52, 24,794.02 and 5,431.76

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Solution

The fourth proportional to 16,527.52, 24,794.02 and 5,431.76 is: 8,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,527.52 : 24,794.02 = 5,431.76 : x
  2. Step 2: Convert to fraction form
    16,527.52/24,794.02 = 5,431.76/x
  3. Step 3: Cross multiply
    16,527.52x = 24,794.02 × 5,431.76
  4. Step 4: Simplify right side
    16,527.52x = 134,675,166.08
  5. Step 5: Solve for x
    x = 134,675,166.08/16,527.52
  6. Step 6: Final answer
    x = 8,148.54

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1.5x scale

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.