Home / 36,676.80-55,051.65-17,977.95

Finding the Fourth Proportional to 36,676.80, 55,051.65 and 17,977.95

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Solution

The fourth proportional to 36,676.80, 55,051.65 and 17,977.95 is: 26,984.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,676.80 : 55,051.65 = 17,977.95 : x
  2. Step 2: Convert to fraction form
    36,676.80/55,051.65 = 17,977.95/x
  3. Step 3: Cross multiply
    36,676.80x = 55,051.65 × 17,977.95
  4. Step 4: Simplify right side
    36,676.80x = 989,715,811.12
  5. Step 5: Solve for x
    x = 989,715,811.12/36,676.80
  6. Step 6: Final answer
    x = 26,984.79

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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.