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Finding the Fourth Proportional to 164,628.77, 246,917.41 and 52,294.21

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Solution

The fourth proportional to 164,628.77, 246,917.41 and 52,294.21 is: 78,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,628.77 : 246,917.41 = 52,294.21 : x
  2. Step 2: Convert to fraction form
    164,628.77/246,917.41 = 52,294.21/x
  3. Step 3: Cross multiply
    164,628.77x = 246,917.41 × 52,294.21
  4. Step 4: Simplify right side
    164,628.77x = 12,912,350,143.17
  5. Step 5: Solve for x
    x = 12,912,350,143.17/164,628.77
  6. Step 6: Final answer
    x = 78,433.13

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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.