Home / 144,860.44-199,903.62-81,202.36

Finding the Fourth Proportional to 144,860.44, 199,903.62 and 81,202.36

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Solution

The fourth proportional to 144,860.44, 199,903.62 and 81,202.36 is: 112,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,860.44 : 199,903.62 = 81,202.36 : x
  2. Step 2: Convert to fraction form
    144,860.44/199,903.62 = 81,202.36/x
  3. Step 3: Cross multiply
    144,860.44x = 199,903.62 × 81,202.36
  4. Step 4: Simplify right side
    144,860.44x = 16,232,645,716.54
  5. Step 5: Solve for x
    x = 16,232,645,716.54/144,860.44
  6. Step 6: Final answer
    x = 112,057.13

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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.