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Finding the Fourth Proportional to 16,093.60, 24,140.40 and 11,687.20

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Solution

The fourth proportional to 16,093.60, 24,140.40 and 11,687.20 is: 17,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,093.60 : 24,140.40 = 11,687.20 : x
  2. Step 2: Convert to fraction form
    16,093.60/24,140.40 = 11,687.20/x
  3. Step 3: Cross multiply
    16,093.60x = 24,140.40 × 11,687.20
  4. Step 4: Simplify right side
    16,093.60x = 282,133,682.88
  5. Step 5: Solve for x
    x = 282,133,682.88/16,093.60
  6. Step 6: Final answer
    x = 17,530.80

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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.