Home / 167,665.02-231,321.30-113,856.60

Finding the Fourth Proportional to 167,665.02, 231,321.30 and 113,856.60

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Solution

The fourth proportional to 167,665.02, 231,321.30 and 113,856.60 is: 157,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,665.02 : 231,321.30 = 113,856.60 : x
  2. Step 2: Convert to fraction form
    167,665.02/231,321.30 = 113,856.60/x
  3. Step 3: Cross multiply
    167,665.02x = 231,321.30 × 113,856.60
  4. Step 4: Simplify right side
    167,665.02x = 26,337,456,725.58
  5. Step 5: Solve for x
    x = 26,337,456,725.58/167,665.02
  6. Step 6: Final answer
    x = 157,083.79

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1.5x scale

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.