Home / 38,231.43-57,244.37-31,182.36

Finding the Fourth Proportional to 38,231.43, 57,244.37 and 31,182.36

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Solution

The fourth proportional to 38,231.43, 57,244.37 and 31,182.36 is: 46,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231.43 : 57,244.37 = 31,182.36 : x
  2. Step 2: Convert to fraction form
    38,231.43/57,244.37 = 31,182.36/x
  3. Step 3: Cross multiply
    38,231.43x = 57,244.37 × 31,182.36
  4. Step 4: Simplify right side
    38,231.43x = 1,785,014,397.40
  5. Step 5: Solve for x
    x = 1,785,014,397.40/38,231.43
  6. Step 6: Final answer
    x = 46,689.71

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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.