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Finding the Fourth Proportional to 163,342.56, 244,961.94 and 52,508.64

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Solution

The fourth proportional to 163,342.56, 244,961.94 and 52,508.64 is: 78,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,342.56 : 244,961.94 = 52,508.64 : x
  2. Step 2: Convert to fraction form
    163,342.56/244,961.94 = 52,508.64/x
  3. Step 3: Cross multiply
    163,342.56x = 244,961.94 × 52,508.64
  4. Step 4: Simplify right side
    163,342.56x = 12,862,618,321.16
  5. Step 5: Solve for x
    x = 12,862,618,321.16/163,342.56
  6. Step 6: Final answer
    x = 78,746.28

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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.