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Finding the Fourth Proportional to 163,384.56, 244,942.92 and 58,143.60

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Solution

The fourth proportional to 163,384.56, 244,942.92 and 58,143.60 is: 87,167.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,384.56 : 244,942.92 = 58,143.60 : x
  2. Step 2: Convert to fraction form
    163,384.56/244,942.92 = 58,143.60/x
  3. Step 3: Cross multiply
    163,384.56x = 244,942.92 × 58,143.60
  4. Step 4: Simplify right side
    163,384.56x = 14,241,863,163.31
  5. Step 5: Solve for x
    x = 14,241,863,163.31/163,384.56
  6. Step 6: Final answer
    x = 87,167.74

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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.