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Finding the Fourth Proportional to 61,374.56, 84,697.81 and 37,496.17

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Solution

The fourth proportional to 61,374.56, 84,697.81 and 37,496.17 is: 51,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,374.56 : 84,697.81 = 37,496.17 : x
  2. Step 2: Convert to fraction form
    61,374.56/84,697.81 = 37,496.17/x
  3. Step 3: Cross multiply
    61,374.56x = 84,697.81 × 37,496.17
  4. Step 4: Simplify right side
    61,374.56x = 3,175,843,176.90
  5. Step 5: Solve for x
    x = 3,175,843,176.90/61,374.56
  6. Step 6: Final answer
    x = 51,745.27

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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.