Home / 131,418.54-197,157.06-37,917

Finding the Fourth Proportional to 131,418.54, 197,157.06 and 37,917

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Solution

The fourth proportional to 131,418.54, 197,157.06 and 37,917 is: 56,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,418.54 : 197,157.06 = 37,917 : x
  2. Step 2: Convert to fraction form
    131,418.54/197,157.06 = 37,917/x
  3. Step 3: Cross multiply
    131,418.54x = 197,157.06 × 37,917
  4. Step 4: Simplify right side
    131,418.54x = 7,475,604,244.02
  5. Step 5: Solve for x
    x = 7,475,604,244.02/131,418.54
  6. Step 6: Final answer
    x = 56,883.94

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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.