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Finding the Fourth Proportional to 164,564.70, 246,847.05 and 123,092.70

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Solution

The fourth proportional to 164,564.70, 246,847.05 and 123,092.70 is: 184,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,564.70 : 246,847.05 = 123,092.70 : x
  2. Step 2: Convert to fraction form
    164,564.70/246,847.05 = 123,092.70/x
  3. Step 3: Cross multiply
    164,564.70x = 246,847.05 × 123,092.70
  4. Step 4: Simplify right side
    164,564.70x = 30,385,069,871.54
  5. Step 5: Solve for x
    x = 30,385,069,871.54/164,564.70
  6. Step 6: Final answer
    x = 184,639.05

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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.