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Finding the Fourth Proportional to 62,469.76, 86,260.80 and 44,619.52

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Solution

The fourth proportional to 62,469.76, 86,260.80 and 44,619.52 is: 61,612.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,469.76 : 86,260.80 = 44,619.52 : x
  2. Step 2: Convert to fraction form
    62,469.76/86,260.80 = 44,619.52/x
  3. Step 3: Cross multiply
    62,469.76x = 86,260.80 × 44,619.52
  4. Step 4: Simplify right side
    62,469.76x = 3,848,915,490.82
  5. Step 5: Solve for x
    x = 3,848,915,490.82/62,469.76
  6. Step 6: Final answer
    x = 61,612.46

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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.