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Finding the Fourth Proportional to 108,850.64, 163,336.44 and 58,930

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Solution

The fourth proportional to 108,850.64, 163,336.44 and 58,930 is: 88,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,850.64 : 163,336.44 = 58,930 : x
  2. Step 2: Convert to fraction form
    108,850.64/163,336.44 = 58,930/x
  3. Step 3: Cross multiply
    108,850.64x = 163,336.44 × 58,930
  4. Step 4: Simplify right side
    108,850.64x = 9,625,416,409.20
  5. Step 5: Solve for x
    x = 9,625,416,409.20/108,850.64
  6. Step 6: Final answer
    x = 88,427.74

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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.