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Finding the Fourth Proportional to 18,358.54, 27,536.36 and 5,875.21

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Solution

The fourth proportional to 18,358.54, 27,536.36 and 5,875.21 is: 8,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358.54 : 27,536.36 = 5,875.21 : x
  2. Step 2: Convert to fraction form
    18,358.54/27,536.36 = 5,875.21/x
  3. Step 3: Cross multiply
    18,358.54x = 27,536.36 × 5,875.21
  4. Step 4: Simplify right side
    18,358.54x = 161,781,902.68
  5. Step 5: Solve for x
    x = 161,781,902.68/18,358.54
  6. Step 6: Final answer
    x = 8,812.35

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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.