Home / 104,531.54-156,816.20-38,064.96

Finding the Fourth Proportional to 104,531.54, 156,816.20 and 38,064.96

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Solution

The fourth proportional to 104,531.54, 156,816.20 and 38,064.96 is: 57,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,531.54 : 156,816.20 = 38,064.96 : x
  2. Step 2: Convert to fraction form
    104,531.54/156,816.20 = 38,064.96/x
  3. Step 3: Cross multiply
    104,531.54x = 156,816.20 × 38,064.96
  4. Step 4: Simplify right side
    104,531.54x = 5,969,202,190.03
  5. Step 5: Solve for x
    x = 5,969,202,190.03/104,531.54
  6. Step 6: Final answer
    x = 57,104.32

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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.