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Finding the Fourth Proportional to 73,241.32, 101,073.80 and 43,027.90

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Solution

The fourth proportional to 73,241.32, 101,073.80 and 43,027.90 is: 59,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,241.32 : 101,073.80 = 43,027.90 : x
  2. Step 2: Convert to fraction form
    73,241.32/101,073.80 = 43,027.90/x
  3. Step 3: Cross multiply
    73,241.32x = 101,073.80 × 43,027.90
  4. Step 4: Simplify right side
    73,241.32x = 4,348,993,359.02
  5. Step 5: Solve for x
    x = 4,348,993,359.02/73,241.32
  6. Step 6: Final answer
    x = 59,378.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.