Home / 36,910.84-55,375.02-11,950.89

Finding the Fourth Proportional to 36,910.84, 55,375.02 and 11,950.89

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Solution

The fourth proportional to 36,910.84, 55,375.02 and 11,950.89 is: 17,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.84 : 55,375.02 = 11,950.89 : x
  2. Step 2: Convert to fraction form
    36,910.84/55,375.02 = 11,950.89/x
  3. Step 3: Cross multiply
    36,910.84x = 55,375.02 × 11,950.89
  4. Step 4: Simplify right side
    36,910.84x = 661,780,772.77
  5. Step 5: Solve for x
    x = 661,780,772.77/36,910.84
  6. Step 6: Final answer
    x = 17,929.17

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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.