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Finding the Fourth Proportional to 16,926.24, 25,388.96 and 7,065.32

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Solution

The fourth proportional to 16,926.24, 25,388.96 and 7,065.32 is: 10,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,926.24 : 25,388.96 = 7,065.32 : x
  2. Step 2: Convert to fraction form
    16,926.24/25,388.96 = 7,065.32/x
  3. Step 3: Cross multiply
    16,926.24x = 25,388.96 × 7,065.32
  4. Step 4: Simplify right side
    16,926.24x = 179,381,126.87
  5. Step 5: Solve for x
    x = 179,381,126.87/16,926.24
  6. Step 6: Final answer
    x = 10,597.81

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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.