Home / 49,531.35-74,296.76-12,091.62

Finding the Fourth Proportional to 49,531.35, 74,296.76 and 12,091.62

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Solution

The fourth proportional to 49,531.35, 74,296.76 and 12,091.62 is: 18,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.35 : 74,296.76 = 12,091.62 : x
  2. Step 2: Convert to fraction form
    49,531.35/74,296.76 = 12,091.62/x
  3. Step 3: Cross multiply
    49,531.35x = 74,296.76 × 12,091.62
  4. Step 4: Simplify right side
    49,531.35x = 898,367,787.44
  5. Step 5: Solve for x
    x = 898,367,787.44/49,531.35
  6. Step 6: Final answer
    x = 18,137.36

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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.