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Finding the Fourth Proportional to 16,889.87, 25,327.10 and 7,023.26

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Solution

The fourth proportional to 16,889.87, 25,327.10 and 7,023.26 is: 10,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.87 : 25,327.10 = 7,023.26 : x
  2. Step 2: Convert to fraction form
    16,889.87/25,327.10 = 7,023.26/x
  3. Step 3: Cross multiply
    16,889.87x = 25,327.10 × 7,023.26
  4. Step 4: Simplify right side
    16,889.87x = 177,878,808.35
  5. Step 5: Solve for x
    x = 177,878,808.35/16,889.87
  6. Step 6: Final answer
    x = 10,531.69

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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.