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Finding the Fourth Proportional to 16,814.22, 25,214.02 and 5,717.94

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Solution

The fourth proportional to 16,814.22, 25,214.02 and 5,717.94 is: 8,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.22 : 25,214.02 = 5,717.94 : x
  2. Step 2: Convert to fraction form
    16,814.22/25,214.02 = 5,717.94/x
  3. Step 3: Cross multiply
    16,814.22x = 25,214.02 × 5,717.94
  4. Step 4: Simplify right side
    16,814.22x = 144,172,253.52
  5. Step 5: Solve for x
    x = 144,172,253.52/16,814.22
  6. Step 6: Final answer
    x = 8,574.42

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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.