Home / 38,133.05-57,200.11-11,836.13

Finding the Fourth Proportional to 38,133.05, 57,200.11 and 11,836.13

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Solution

The fourth proportional to 38,133.05, 57,200.11 and 11,836.13 is: 17,754.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,133.05 : 57,200.11 = 11,836.13 : x
  2. Step 2: Convert to fraction form
    38,133.05/57,200.11 = 11,836.13/x
  3. Step 3: Cross multiply
    38,133.05x = 57,200.11 × 11,836.13
  4. Step 4: Simplify right side
    38,133.05x = 677,027,622.38
  5. Step 5: Solve for x
    x = 677,027,622.38/38,133.05
  6. Step 6: Final answer
    x = 17,754.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.