Home / 144,525.26-199,440.73-79,997.17

Finding the Fourth Proportional to 144,525.26, 199,440.73 and 79,997.17

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Solution

The fourth proportional to 144,525.26, 199,440.73 and 79,997.17 is: 110,393.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,525.26 : 199,440.73 = 79,997.17 : x
  2. Step 2: Convert to fraction form
    144,525.26/199,440.73 = 79,997.17/x
  3. Step 3: Cross multiply
    144,525.26x = 199,440.73 × 79,997.17
  4. Step 4: Simplify right side
    144,525.26x = 15,954,693,958.08
  5. Step 5: Solve for x
    x = 15,954,693,958.08/144,525.26
  6. Step 6: Final answer
    x = 110,393.81

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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.