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Finding the Fourth Proportional to 163,167.21, 244,847.86 and 88,285.85

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Solution

The fourth proportional to 163,167.21, 244,847.86 and 88,285.85 is: 132,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,167.21 : 244,847.86 = 88,285.85 : x
  2. Step 2: Convert to fraction form
    163,167.21/244,847.86 = 88,285.85/x
  3. Step 3: Cross multiply
    163,167.21x = 244,847.86 × 88,285.85
  4. Step 4: Simplify right side
    163,167.21x = 21,616,601,410.61
  5. Step 5: Solve for x
    x = 21,616,601,410.61/163,167.21
  6. Step 6: Final answer
    x = 132,481.28

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1.5x scale

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.