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Finding the Fourth Proportional to 16,653.21, 24,992.14 and 7,888.14

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Solution

The fourth proportional to 16,653.21, 24,992.14 and 7,888.14 is: 11,838.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.21 : 24,992.14 = 7,888.14 : x
  2. Step 2: Convert to fraction form
    16,653.21/24,992.14 = 7,888.14/x
  3. Step 3: Cross multiply
    16,653.21x = 24,992.14 × 7,888.14
  4. Step 4: Simplify right side
    16,653.21x = 197,141,499.22
  5. Step 5: Solve for x
    x = 197,141,499.22/16,653.21
  6. Step 6: Final answer
    x = 11,838.05

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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.