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Finding the Fourth Proportional to 16,723.70, 25,076.64 and 5,626.70

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Solution

The fourth proportional to 16,723.70, 25,076.64 and 5,626.70 is: 8,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,723.70 : 25,076.64 = 5,626.70 : x
  2. Step 2: Convert to fraction form
    16,723.70/25,076.64 = 5,626.70/x
  3. Step 3: Cross multiply
    16,723.70x = 25,076.64 × 5,626.70
  4. Step 4: Simplify right side
    16,723.70x = 141,098,730.29
  5. Step 5: Solve for x
    x = 141,098,730.29/16,723.70
  6. Step 6: Final answer
    x = 8,437.05

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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.