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Finding the Fourth Proportional to 132,232.60, 198,362.73 and 43,493.02

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Solution

The fourth proportional to 132,232.60, 198,362.73 and 43,493.02 is: 65,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,232.60 : 198,362.73 = 43,493.02 : x
  2. Step 2: Convert to fraction form
    132,232.60/198,362.73 = 43,493.02/x
  3. Step 3: Cross multiply
    132,232.60x = 198,362.73 × 43,493.02
  4. Step 4: Simplify right side
    132,232.60x = 8,627,393,850.34
  5. Step 5: Solve for x
    x = 8,627,393,850.34/132,232.60
  6. Step 6: Final answer
    x = 65,244.08

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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.