Home / 179,160.72-268,781.04-54,511.44

Finding the Fourth Proportional to 179,160.72, 268,781.04 and 54,511.44

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Solution

The fourth proportional to 179,160.72, 268,781.04 and 54,511.44 is: 81,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,160.72 : 268,781.04 = 54,511.44 : x
  2. Step 2: Convert to fraction form
    179,160.72/268,781.04 = 54,511.44/x
  3. Step 3: Cross multiply
    179,160.72x = 268,781.04 × 54,511.44
  4. Step 4: Simplify right side
    179,160.72x = 14,651,641,535.10
  5. Step 5: Solve for x
    x = 14,651,641,535.10/179,160.72
  6. Step 6: Final answer
    x = 81,779.32

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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.