Home / 54,811.96-82,221.54-15,370.60

Finding the Fourth Proportional to 54,811.96, 82,221.54 and 15,370.60

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Solution

The fourth proportional to 54,811.96, 82,221.54 and 15,370.60 is: 23,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.96 : 82,221.54 = 15,370.60 : x
  2. Step 2: Convert to fraction form
    54,811.96/82,221.54 = 15,370.60/x
  3. Step 3: Cross multiply
    54,811.96x = 82,221.54 × 15,370.60
  4. Step 4: Simplify right side
    54,811.96x = 1,263,794,402.72
  5. Step 5: Solve for x
    x = 1,263,794,402.72/54,811.96
  6. Step 6: Final answer
    x = 23,056.91

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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.