Home / 54,195.60-81,285.20-14,755.83

Finding the Fourth Proportional to 54,195.60, 81,285.20 and 14,755.83

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Solution

The fourth proportional to 54,195.60, 81,285.20 and 14,755.83 is: 22,131.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195.60 : 81,285.20 = 14,755.83 : x
  2. Step 2: Convert to fraction form
    54,195.60/81,285.20 = 14,755.83/x
  3. Step 3: Cross multiply
    54,195.60x = 81,285.20 × 14,755.83
  4. Step 4: Simplify right side
    54,195.60x = 1,199,430,592.72
  5. Step 5: Solve for x
    x = 1,199,430,592.72/54,195.60
  6. Step 6: Final answer
    x = 22,131.51

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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.