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Finding the Fourth Proportional to 164,134.68, 246,228.28 and 69,365.78

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Solution

The fourth proportional to 164,134.68, 246,228.28 and 69,365.78 is: 104,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,134.68 : 246,228.28 = 69,365.78 : x
  2. Step 2: Convert to fraction form
    164,134.68/246,228.28 = 69,365.78/x
  3. Step 3: Cross multiply
    164,134.68x = 246,228.28 × 69,365.78
  4. Step 4: Simplify right side
    164,134.68x = 17,079,816,700.26
  5. Step 5: Solve for x
    x = 17,079,816,700.26/164,134.68
  6. Step 6: Final answer
    x = 104,059.77

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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.