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Finding the Fourth Proportional to 108,793.82, 163,059.51 and 56,174.60

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Solution

The fourth proportional to 108,793.82, 163,059.51 and 56,174.60 is: 84,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,793.82 : 163,059.51 = 56,174.60 : x
  2. Step 2: Convert to fraction form
    108,793.82/163,059.51 = 56,174.60/x
  3. Step 3: Cross multiply
    108,793.82x = 163,059.51 × 56,174.60
  4. Step 4: Simplify right side
    108,793.82x = 9,159,802,750.45
  5. Step 5: Solve for x
    x = 9,159,802,750.45/108,793.82
  6. Step 6: Final answer
    x = 84,194.15

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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.