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Finding the Fourth Proportional to 62,254.56, 85,911.60 and 33,960.25

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Solution

The fourth proportional to 62,254.56, 85,911.60 and 33,960.25 is: 46,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,254.56 : 85,911.60 = 33,960.25 : x
  2. Step 2: Convert to fraction form
    62,254.56/85,911.60 = 33,960.25/x
  3. Step 3: Cross multiply
    62,254.56x = 85,911.60 × 33,960.25
  4. Step 4: Simplify right side
    62,254.56x = 2,917,579,413.90
  5. Step 5: Solve for x
    x = 2,917,579,413.90/62,254.56
  6. Step 6: Final answer
    x = 46,865.31

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1.5x scale

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.