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Finding the Fourth Proportional to 60,163.61, 90,334.10 and 33,561.56

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Solution

The fourth proportional to 60,163.61, 90,334.10 and 33,561.56 is: 50,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,163.61 : 90,334.10 = 33,561.56 : x
  2. Step 2: Convert to fraction form
    60,163.61/90,334.10 = 33,561.56/x
  3. Step 3: Cross multiply
    60,163.61x = 90,334.10 × 33,561.56
  4. Step 4: Simplify right side
    60,163.61x = 3,031,752,697.72
  5. Step 5: Solve for x
    x = 3,031,752,697.72/60,163.61
  6. Step 6: Final answer
    x = 50,391.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.