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Finding the Fourth Proportional to 50,635.45, 69,881.16 and 29,413.45

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Solution

The fourth proportional to 50,635.45, 69,881.16 and 29,413.45 is: 40,593.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,635.45 : 69,881.16 = 29,413.45 : x
  2. Step 2: Convert to fraction form
    50,635.45/69,881.16 = 29,413.45/x
  3. Step 3: Cross multiply
    50,635.45x = 69,881.16 × 29,413.45
  4. Step 4: Simplify right side
    50,635.45x = 2,055,446,005.60
  5. Step 5: Solve for x
    x = 2,055,446,005.60/50,635.45
  6. Step 6: Final answer
    x = 40,593.02

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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.