Home / 188,882.42-282,174.19-135,147.83

Finding the Fourth Proportional to 188,882.42, 282,174.19 and 135,147.83

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Solution

The fourth proportional to 188,882.42, 282,174.19 and 135,147.83 is: 201,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,882.42 : 282,174.19 = 135,147.83 : x
  2. Step 2: Convert to fraction form
    188,882.42/282,174.19 = 135,147.83/x
  3. Step 3: Cross multiply
    188,882.42x = 282,174.19 × 135,147.83
  4. Step 4: Simplify right side
    188,882.42x = 38,135,229,828.07
  5. Step 5: Solve for x
    x = 38,135,229,828.07/188,882.42
  6. Step 6: Final answer
    x = 201,899.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.