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Finding the Fourth Proportional to 132,150.97, 198,239.01 and 43,404.94

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Solution

The fourth proportional to 132,150.97, 198,239.01 and 43,404.94 is: 65,111.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,150.97 : 198,239.01 = 43,404.94 : x
  2. Step 2: Convert to fraction form
    132,150.97/198,239.01 = 43,404.94/x
  3. Step 3: Cross multiply
    132,150.97x = 198,239.01 × 43,404.94
  4. Step 4: Simplify right side
    132,150.97x = 8,604,552,334.71
  5. Step 5: Solve for x
    x = 8,604,552,334.71/132,150.97
  6. Step 6: Final answer
    x = 65,111.53

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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.