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Finding the Fourth Proportional to 59,351.58, 81,906.21 and 36,690.01

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Solution

The fourth proportional to 59,351.58, 81,906.21 and 36,690.01 is: 50,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,351.58 : 81,906.21 = 36,690.01 : x
  2. Step 2: Convert to fraction form
    59,351.58/81,906.21 = 36,690.01/x
  3. Step 3: Cross multiply
    59,351.58x = 81,906.21 × 36,690.01
  4. Step 4: Simplify right side
    59,351.58x = 3,005,139,459.20
  5. Step 5: Solve for x
    x = 3,005,139,459.20/59,351.58
  6. Step 6: Final answer
    x = 50,632.85

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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.