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Finding the Fourth Proportional to 62,505.93, 86,258.03 and 34,211.37

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Solution

The fourth proportional to 62,505.93, 86,258.03 and 34,211.37 is: 47,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,505.93 : 86,258.03 = 34,211.37 : x
  2. Step 2: Convert to fraction form
    62,505.93/86,258.03 = 34,211.37/x
  3. Step 3: Cross multiply
    62,505.93x = 86,258.03 × 34,211.37
  4. Step 4: Simplify right side
    62,505.93x = 2,951,005,208.74
  5. Step 5: Solve for x
    x = 2,951,005,208.74/62,505.93
  6. Step 6: Final answer
    x = 47,211.60

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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.