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Finding the Fourth Proportional to 163,313.46, 244,542.51 and 106,976.34

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Solution

The fourth proportional to 163,313.46, 244,542.51 and 106,976.34 is: 160,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,313.46 : 244,542.51 = 106,976.34 : x
  2. Step 2: Convert to fraction form
    163,313.46/244,542.51 = 106,976.34/x
  3. Step 3: Cross multiply
    163,313.46x = 244,542.51 × 106,976.34
  4. Step 4: Simplify right side
    163,313.46x = 26,160,262,694.21
  5. Step 5: Solve for x
    x = 26,160,262,694.21/163,313.46
  6. Step 6: Final answer
    x = 160,184.36

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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.