Home / 167,972.02-231,801.32-92,520.52

Finding the Fourth Proportional to 167,972.02, 231,801.32 and 92,520.52

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Solution

The fourth proportional to 167,972.02, 231,801.32 and 92,520.52 is: 127,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,972.02 : 231,801.32 = 92,520.52 : x
  2. Step 2: Convert to fraction form
    167,972.02/231,801.32 = 92,520.52/x
  3. Step 3: Cross multiply
    167,972.02x = 231,801.32 × 92,520.52
  4. Step 4: Simplify right side
    167,972.02x = 21,446,378,663.09
  5. Step 5: Solve for x
    x = 21,446,378,663.09/167,972.02
  6. Step 6: Final answer
    x = 127,678.28

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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.