Home / 141,631.50-212,453.12-41,791.70

Finding the Fourth Proportional to 141,631.50, 212,453.12 and 41,791.70

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Solution

The fourth proportional to 141,631.50, 212,453.12 and 41,791.70 is: 62,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,631.50 : 212,453.12 = 41,791.70 : x
  2. Step 2: Convert to fraction form
    141,631.50/212,453.12 = 41,791.70/x
  3. Step 3: Cross multiply
    141,631.50x = 212,453.12 × 41,791.70
  4. Step 4: Simplify right side
    141,631.50x = 8,878,775,940.60
  5. Step 5: Solve for x
    x = 8,878,775,940.60/141,631.50
  6. Step 6: Final answer
    x = 62,689.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.