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Finding the Fourth Proportional to 60,571.87, 90,861.14 and 23,135.02

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Solution

The fourth proportional to 60,571.87, 90,861.14 and 23,135.02 is: 34,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,571.87 : 90,861.14 = 23,135.02 : x
  2. Step 2: Convert to fraction form
    60,571.87/90,861.14 = 23,135.02/x
  3. Step 3: Cross multiply
    60,571.87x = 90,861.14 × 23,135.02
  4. Step 4: Simplify right side
    60,571.87x = 2,102,074,121.81
  5. Step 5: Solve for x
    x = 2,102,074,121.81/60,571.87
  6. Step 6: Final answer
    x = 34,703.80

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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.