Home / 112,818.88-169,236.66-37,938.73

Finding the Fourth Proportional to 112,818.88, 169,236.66 and 37,938.73

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Solution

The fourth proportional to 112,818.88, 169,236.66 and 37,938.73 is: 56,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,818.88 : 169,236.66 = 37,938.73 : x
  2. Step 2: Convert to fraction form
    112,818.88/169,236.66 = 37,938.73/x
  3. Step 3: Cross multiply
    112,818.88x = 169,236.66 × 37,938.73
  4. Step 4: Simplify right side
    112,818.88x = 6,420,623,949.84
  5. Step 5: Solve for x
    x = 6,420,623,949.84/112,818.88
  6. Step 6: Final answer
    x = 56,910.90

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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.