Home / 144,232.88-198,997.68-83,791.76

Finding the Fourth Proportional to 144,232.88, 198,997.68 and 83,791.76

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Solution

The fourth proportional to 144,232.88, 198,997.68 and 83,791.76 is: 115,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,232.88 : 198,997.68 = 83,791.76 : x
  2. Step 2: Convert to fraction form
    144,232.88/198,997.68 = 83,791.76/x
  3. Step 3: Cross multiply
    144,232.88x = 198,997.68 × 83,791.76
  4. Step 4: Simplify right side
    144,232.88x = 16,674,365,843.12
  5. Step 5: Solve for x
    x = 16,674,365,843.12/144,232.88
  6. Step 6: Final answer
    x = 115,607.24

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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.