Home / 49,396.08-74,080.86-13,855.44

Finding the Fourth Proportional to 49,396.08, 74,080.86 and 13,855.44

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Solution

The fourth proportional to 49,396.08, 74,080.86 and 13,855.44 is: 20,779.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,396.08 : 74,080.86 = 13,855.44 : x
  2. Step 2: Convert to fraction form
    49,396.08/74,080.86 = 13,855.44/x
  3. Step 3: Cross multiply
    49,396.08x = 74,080.86 × 13,855.44
  4. Step 4: Simplify right side
    49,396.08x = 1,026,422,910.88
  5. Step 5: Solve for x
    x = 1,026,422,910.88/49,396.08
  6. Step 6: Final answer
    x = 20,779.44

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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.