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Finding the Fourth Proportional to 18,364.42, 27,545.91 and 5,885.11

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Solution

The fourth proportional to 18,364.42, 27,545.91 and 5,885.11 is: 8,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,364.42 : 27,545.91 = 5,885.11 : x
  2. Step 2: Convert to fraction form
    18,364.42/27,545.91 = 5,885.11/x
  3. Step 3: Cross multiply
    18,364.42x = 27,545.91 × 5,885.11
  4. Step 4: Simplify right side
    18,364.42x = 162,110,710.40
  5. Step 5: Solve for x
    x = 162,110,710.40/18,364.42
  6. Step 6: Final answer
    x = 8,827.43

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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.