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Finding the Fourth Proportional to 59,321.44, 81,861.12 and 32,463.28

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Solution

The fourth proportional to 59,321.44, 81,861.12 and 32,463.28 is: 44,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,321.44 : 81,861.12 = 32,463.28 : x
  2. Step 2: Convert to fraction form
    59,321.44/81,861.12 = 32,463.28/x
  3. Step 3: Cross multiply
    59,321.44x = 81,861.12 × 32,463.28
  4. Step 4: Simplify right side
    59,321.44x = 2,657,480,459.67
  5. Step 5: Solve for x
    x = 2,657,480,459.67/59,321.44
  6. Step 6: Final answer
    x = 44,797.98

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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.