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Finding the Fourth Proportional to 16,165.58, 24,248.36 and 12,885.08

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Solution

The fourth proportional to 16,165.58, 24,248.36 and 12,885.08 is: 19,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,165.58 : 24,248.36 = 12,885.08 : x
  2. Step 2: Convert to fraction form
    16,165.58/24,248.36 = 12,885.08/x
  3. Step 3: Cross multiply
    16,165.58x = 24,248.36 × 12,885.08
  4. Step 4: Simplify right side
    16,165.58x = 312,441,969.44
  5. Step 5: Solve for x
    x = 312,441,969.44/16,165.58
  6. Step 6: Final answer
    x = 19,327.61

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Similar ratio
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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.