Home / 54,609.53-81,914.32-15,166.64

Finding the Fourth Proportional to 54,609.53, 81,914.32 and 15,166.64

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Solution

The fourth proportional to 54,609.53, 81,914.32 and 15,166.64 is: 22,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,609.53 : 81,914.32 = 15,166.64 : x
  2. Step 2: Convert to fraction form
    54,609.53/81,914.32 = 15,166.64/x
  3. Step 3: Cross multiply
    54,609.53x = 81,914.32 × 15,166.64
  4. Step 4: Simplify right side
    54,609.53x = 1,242,364,592.71
  5. Step 5: Solve for x
    x = 1,242,364,592.71/54,609.53
  6. Step 6: Final answer
    x = 22,749.96

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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.