Home / 166,764.48-230,170.72-106,321.20

Finding the Fourth Proportional to 166,764.48, 230,170.72 and 106,321.20

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Solution

The fourth proportional to 166,764.48, 230,170.72 and 106,321.20 is: 146,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,764.48 : 230,170.72 = 106,321.20 : x
  2. Step 2: Convert to fraction form
    166,764.48/230,170.72 = 106,321.20/x
  3. Step 3: Cross multiply
    166,764.48x = 230,170.72 × 106,321.20
  4. Step 4: Simplify right side
    166,764.48x = 24,472,027,155.26
  5. Step 5: Solve for x
    x = 24,472,027,155.26/166,764.48
  6. Step 6: Final answer
    x = 146,746.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.