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Finding the Fourth Proportional to 32,362.67, 48,546.64 and 8,989.11

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Solution

The fourth proportional to 32,362.67, 48,546.64 and 8,989.11 is: 13,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,362.67 : 48,546.64 = 8,989.11 : x
  2. Step 2: Convert to fraction form
    32,362.67/48,546.64 = 8,989.11/x
  3. Step 3: Cross multiply
    32,362.67x = 48,546.64 × 8,989.11
  4. Step 4: Simplify right side
    32,362.67x = 436,391,098.33
  5. Step 5: Solve for x
    x = 436,391,098.33/32,362.67
  6. Step 6: Final answer
    x = 13,484.40

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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.