Home / 199,533.54-275,357.07-108,891.51

Finding the Fourth Proportional to 199,533.54, 275,357.07 and 108,891.51

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Solution

The fourth proportional to 199,533.54, 275,357.07 and 108,891.51 is: 150,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,533.54 : 275,357.07 = 108,891.51 : x
  2. Step 2: Convert to fraction form
    199,533.54/275,357.07 = 108,891.51/x
  3. Step 3: Cross multiply
    199,533.54x = 275,357.07 × 108,891.51
  4. Step 4: Simplify right side
    199,533.54x = 29,984,047,141.48
  5. Step 5: Solve for x
    x = 29,984,047,141.48/199,533.54
  6. Step 6: Final answer
    x = 150,270.71

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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.