Home / 62,961.72-94,419.89-20,834.02

Finding the Fourth Proportional to 62,961.72, 94,419.89 and 20,834.02

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Solution

The fourth proportional to 62,961.72, 94,419.89 and 20,834.02 is: 31,243.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,961.72 : 94,419.89 = 20,834.02 : x
  2. Step 2: Convert to fraction form
    62,961.72/94,419.89 = 20,834.02/x
  3. Step 3: Cross multiply
    62,961.72x = 94,419.89 × 20,834.02
  4. Step 4: Simplify right side
    62,961.72x = 1,967,145,968.64
  5. Step 5: Solve for x
    x = 1,967,145,968.64/62,961.72
  6. Step 6: Final answer
    x = 31,243.53

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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.