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Finding the Fourth Proportional to 11,832.02, 17,734.23 and 8,900.90

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Solution

The fourth proportional to 11,832.02, 17,734.23 and 8,900.90 is: 13,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832.02 : 17,734.23 = 8,900.90 : x
  2. Step 2: Convert to fraction form
    11,832.02/17,734.23 = 8,900.90/x
  3. Step 3: Cross multiply
    11,832.02x = 17,734.23 × 8,900.90
  4. Step 4: Simplify right side
    11,832.02x = 157,850,607.81
  5. Step 5: Solve for x
    x = 157,850,607.81/11,832.02
  6. Step 6: Final answer
    x = 13,340.97

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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.