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Finding the Fourth Proportional to 143,360.66, 214,906.60 and 48,524.48

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Solution

The fourth proportional to 143,360.66, 214,906.60 and 48,524.48 is: 72,741.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,360.66 : 214,906.60 = 48,524.48 : x
  2. Step 2: Convert to fraction form
    143,360.66/214,906.60 = 48,524.48/x
  3. Step 3: Cross multiply
    143,360.66x = 214,906.60 × 48,524.48
  4. Step 4: Simplify right side
    143,360.66x = 10,428,231,013.57
  5. Step 5: Solve for x
    x = 10,428,231,013.57/143,360.66
  6. Step 6: Final answer
    x = 72,741.23

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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.