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Finding the Fourth Proportional to 108,797.16, 163,245.93 and 49,650.96

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Solution

The fourth proportional to 108,797.16, 163,245.93 and 49,650.96 is: 74,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,797.16 : 163,245.93 = 49,650.96 : x
  2. Step 2: Convert to fraction form
    108,797.16/163,245.93 = 49,650.96/x
  3. Step 3: Cross multiply
    108,797.16x = 163,245.93 × 49,650.96
  4. Step 4: Simplify right side
    108,797.16x = 8,105,317,140.59
  5. Step 5: Solve for x
    x = 8,105,317,140.59/108,797.16
  6. Step 6: Final answer
    x = 74,499.34

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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.