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Finding the Fourth Proportional to 163,684.56, 225,856.44 and 92,058.96

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Solution

The fourth proportional to 163,684.56, 225,856.44 and 92,058.96 is: 127,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,684.56 : 225,856.44 = 92,058.96 : x
  2. Step 2: Convert to fraction form
    163,684.56/225,856.44 = 92,058.96/x
  3. Step 3: Cross multiply
    163,684.56x = 225,856.44 × 92,058.96
  4. Step 4: Simplify right side
    163,684.56x = 20,792,108,975.70
  5. Step 5: Solve for x
    x = 20,792,108,975.70/163,684.56
  6. Step 6: Final answer
    x = 127,025.47

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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.