Home / 63,433.05-87,540.48-35,138.73

Finding the Fourth Proportional to 63,433.05, 87,540.48 and 35,138.73

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Solution

The fourth proportional to 63,433.05, 87,540.48 and 35,138.73 is: 48,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,433.05 : 87,540.48 = 35,138.73 : x
  2. Step 2: Convert to fraction form
    63,433.05/87,540.48 = 35,138.73/x
  3. Step 3: Cross multiply
    63,433.05x = 87,540.48 × 35,138.73
  4. Step 4: Simplify right side
    63,433.05x = 3,076,061,290.79
  5. Step 5: Solve for x
    x = 3,076,061,290.79/63,433.05
  6. Step 6: Final answer
    x = 48,493.04

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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.