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Finding the Fourth Proportional to 16,657.28, 24,992.84 and 7,292.48

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Solution

The fourth proportional to 16,657.28, 24,992.84 and 7,292.48 is: 10,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.28 : 24,992.84 = 7,292.48 : x
  2. Step 2: Convert to fraction form
    16,657.28/24,992.84 = 7,292.48/x
  3. Step 3: Cross multiply
    16,657.28x = 24,992.84 × 7,292.48
  4. Step 4: Simplify right side
    16,657.28x = 182,259,679.11
  5. Step 5: Solve for x
    x = 182,259,679.11/16,657.28
  6. Step 6: Final answer
    x = 10,941.74

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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.