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Finding the Fourth Proportional to 54,355.20, 81,524.06 and 14,903.16

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Solution

The fourth proportional to 54,355.20, 81,524.06 and 14,903.16 is: 22,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,355.20 : 81,524.06 = 14,903.16 : x
  2. Step 2: Convert to fraction form
    54,355.20/81,524.06 = 14,903.16/x
  3. Step 3: Cross multiply
    54,355.20x = 81,524.06 × 14,903.16
  4. Step 4: Simplify right side
    54,355.20x = 1,214,966,110.03
  5. Step 5: Solve for x
    x = 1,214,966,110.03/54,355.20
  6. Step 6: Final answer
    x = 22,352.34

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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.