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Finding the Fourth Proportional to 132,149.97, 198,237.51 and 43,403.94

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Solution

The fourth proportional to 132,149.97, 198,237.51 and 43,403.94 is: 65,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,149.97 : 198,237.51 = 43,403.94 : x
  2. Step 2: Convert to fraction form
    132,149.97/198,237.51 = 43,403.94/x
  3. Step 3: Cross multiply
    132,149.97x = 198,237.51 × 43,403.94
  4. Step 4: Simplify right side
    132,149.97x = 8,604,288,989.79
  5. Step 5: Solve for x
    x = 8,604,288,989.79/132,149.97
  6. Step 6: Final answer
    x = 65,110.03

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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.