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Finding the Fourth Proportional to 48,773.60, 73,163.10 and 13,710.50

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Solution

The fourth proportional to 48,773.60, 73,163.10 and 13,710.50 is: 20,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,773.60 : 73,163.10 = 13,710.50 : x
  2. Step 2: Convert to fraction form
    48,773.60/73,163.10 = 13,710.50/x
  3. Step 3: Cross multiply
    48,773.60x = 73,163.10 × 13,710.50
  4. Step 4: Simplify right side
    48,773.60x = 1,003,102,682.55
  5. Step 5: Solve for x
    x = 1,003,102,682.55/48,773.60
  6. Step 6: Final answer
    x = 20,566.51

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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.