Home / 167,997.60-231,840.72-96,415.20

Finding the Fourth Proportional to 167,997.60, 231,840.72 and 96,415.20

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Solution

The fourth proportional to 167,997.60, 231,840.72 and 96,415.20 is: 133,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,997.60 : 231,840.72 = 96,415.20 : x
  2. Step 2: Convert to fraction form
    167,997.60/231,840.72 = 96,415.20/x
  3. Step 3: Cross multiply
    167,997.60x = 231,840.72 × 96,415.20
  4. Step 4: Simplify right side
    167,997.60x = 22,352,969,386.94
  5. Step 5: Solve for x
    x = 22,352,969,386.94/167,997.60
  6. Step 6: Final answer
    x = 133,055.29

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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.