Home / 54,354.70-81,523.31-14,902.66

Finding the Fourth Proportional to 54,354.70, 81,523.31 and 14,902.66

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Solution

The fourth proportional to 54,354.70, 81,523.31 and 14,902.66 is: 22,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,354.70 : 81,523.31 = 14,902.66 : x
  2. Step 2: Convert to fraction form
    54,354.70/81,523.31 = 14,902.66/x
  3. Step 3: Cross multiply
    54,354.70x = 81,523.31 × 14,902.66
  4. Step 4: Simplify right side
    54,354.70x = 1,214,914,171.00
  5. Step 5: Solve for x
    x = 1,214,914,171.00/54,354.70
  6. Step 6: Final answer
    x = 22,351.59

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1.5x scale

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.