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Finding the Fourth Proportional to 15,993.32, 23,983.02 and 8,495.23

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Solution

The fourth proportional to 15,993.32, 23,983.02 and 8,495.23 is: 12,739.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.32 : 23,983.02 = 8,495.23 : x
  2. Step 2: Convert to fraction form
    15,993.32/23,983.02 = 8,495.23/x
  3. Step 3: Cross multiply
    15,993.32x = 23,983.02 × 8,495.23
  4. Step 4: Simplify right side
    15,993.32x = 203,741,151.08
  5. Step 5: Solve for x
    x = 203,741,151.08/15,993.32
  6. Step 6: Final answer
    x = 12,739.14

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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.