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Finding the Fourth Proportional to 168,782.46, 232,942.95 and 101,701.50

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Solution

The fourth proportional to 168,782.46, 232,942.95 and 101,701.50 is: 140,362.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,782.46 : 232,942.95 = 101,701.50 : x
  2. Step 2: Convert to fraction form
    168,782.46/232,942.95 = 101,701.50/x
  3. Step 3: Cross multiply
    168,782.46x = 232,942.95 × 101,701.50
  4. Step 4: Simplify right side
    168,782.46x = 23,690,647,429.43
  5. Step 5: Solve for x
    x = 23,690,647,429.43/168,782.46
  6. Step 6: Final answer
    x = 140,362.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.