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Finding the Fourth Proportional to 132,050.94, 198,095.24 and 43,311.39

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Solution

The fourth proportional to 132,050.94, 198,095.24 and 43,311.39 is: 64,973.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,050.94 : 198,095.24 = 43,311.39 : x
  2. Step 2: Convert to fraction form
    132,050.94/198,095.24 = 43,311.39/x
  3. Step 3: Cross multiply
    132,050.94x = 198,095.24 × 43,311.39
  4. Step 4: Simplify right side
    132,050.94x = 8,579,780,196.78
  5. Step 5: Solve for x
    x = 8,579,780,196.78/132,050.94
  6. Step 6: Final answer
    x = 64,973.26

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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.