Home / 87,348.44-131,050.35-31,187.33

Finding the Fourth Proportional to 87,348.44, 131,050.35 and 31,187.33

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Solution

The fourth proportional to 87,348.44, 131,050.35 and 31,187.33 is: 46,790.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,348.44 : 131,050.35 = 31,187.33 : x
  2. Step 2: Convert to fraction form
    87,348.44/131,050.35 = 31,187.33/x
  3. Step 3: Cross multiply
    87,348.44x = 131,050.35 × 31,187.33
  4. Step 4: Simplify right side
    87,348.44x = 4,087,110,512.07
  5. Step 5: Solve for x
    x = 4,087,110,512.07/87,348.44
  6. Step 6: Final answer
    x = 46,790.88

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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.