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Finding the Fourth Proportional to 16,656.48, 24,994.44 and 11,971.44

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Solution

The fourth proportional to 16,656.48, 24,994.44 and 11,971.44 is: 17,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.48 : 24,994.44 = 11,971.44 : x
  2. Step 2: Convert to fraction form
    16,656.48/24,994.44 = 11,971.44/x
  3. Step 3: Cross multiply
    16,656.48x = 24,994.44 × 11,971.44
  4. Step 4: Simplify right side
    16,656.48x = 299,219,438.79
  5. Step 5: Solve for x
    x = 299,219,438.79/16,656.48
  6. Step 6: Final answer
    x = 17,964.15

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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.