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Finding the Fourth Proportional to 12,231.32, 18,341.03 and 5,984.01

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Solution

The fourth proportional to 12,231.32, 18,341.03 and 5,984.01 is: 8,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231.32 : 18,341.03 = 5,984.01 : x
  2. Step 2: Convert to fraction form
    12,231.32/18,341.03 = 5,984.01/x
  3. Step 3: Cross multiply
    12,231.32x = 18,341.03 × 5,984.01
  4. Step 4: Simplify right side
    12,231.32x = 109,752,921.89
  5. Step 5: Solve for x
    x = 109,752,921.89/12,231.32
  6. Step 6: Final answer
    x = 8,973.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.