Home / 49,531.85-74,297.51-12,092.12

Finding the Fourth Proportional to 49,531.85, 74,297.51 and 12,092.12

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Solution

The fourth proportional to 49,531.85, 74,297.51 and 12,092.12 is: 18,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.85 : 74,297.51 = 12,092.12 : x
  2. Step 2: Convert to fraction form
    49,531.85/74,297.51 = 12,092.12/x
  3. Step 3: Cross multiply
    49,531.85x = 74,297.51 × 12,092.12
  4. Step 4: Simplify right side
    49,531.85x = 898,413,974.67
  5. Step 5: Solve for x
    x = 898,413,974.67/49,531.85
  6. Step 6: Final answer
    x = 18,138.11

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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.