Home / 131,594.56-197,390-31,753.92

Finding the Fourth Proportional to 131,594.56, 197,390 and 31,753.92

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Solution

The fourth proportional to 131,594.56, 197,390 and 31,753.92 is: 47,630.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,594.56 : 197,390 = 31,753.92 : x
  2. Step 2: Convert to fraction form
    131,594.56/197,390 = 31,753.92/x
  3. Step 3: Cross multiply
    131,594.56x = 197,390 × 31,753.92
  4. Step 4: Simplify right side
    131,594.56x = 6,267,906,268.80
  5. Step 5: Solve for x
    x = 6,267,906,268.80/131,594.56
  6. Step 6: Final answer
    x = 47,630.44

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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.