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Finding the Fourth Proportional to 16,398.88, 24,604.08 and 13,952.32

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Solution

The fourth proportional to 16,398.88, 24,604.08 and 13,952.32 is: 20,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.88 : 24,604.08 = 13,952.32 : x
  2. Step 2: Convert to fraction form
    16,398.88/24,604.08 = 13,952.32/x
  3. Step 3: Cross multiply
    16,398.88x = 24,604.08 × 13,952.32
  4. Step 4: Simplify right side
    16,398.88x = 343,283,997.47
  5. Step 5: Solve for x
    x = 343,283,997.47/16,398.88
  6. Step 6: Final answer
    x = 20,933.38

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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.