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Finding the Fourth Proportional to 61,231.41, 84,499.29 and 34,373.97

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Solution

The fourth proportional to 61,231.41, 84,499.29 and 34,373.97 is: 47,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,231.41 : 84,499.29 = 34,373.97 : x
  2. Step 2: Convert to fraction form
    61,231.41/84,499.29 = 34,373.97/x
  3. Step 3: Cross multiply
    61,231.41x = 84,499.29 × 34,373.97
  4. Step 4: Simplify right side
    61,231.41x = 2,904,576,059.48
  5. Step 5: Solve for x
    x = 2,904,576,059.48/61,231.41
  6. Step 6: Final answer
    x = 47,436.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.