Home / 59,679.05-89,462.61-20,208.56

Finding the Fourth Proportional to 59,679.05, 89,462.61 and 20,208.56

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Solution

The fourth proportional to 59,679.05, 89,462.61 and 20,208.56 is: 30,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,679.05 : 89,462.61 = 20,208.56 : x
  2. Step 2: Convert to fraction form
    59,679.05/89,462.61 = 20,208.56/x
  3. Step 3: Cross multiply
    59,679.05x = 89,462.61 × 20,208.56
  4. Step 4: Simplify right side
    59,679.05x = 1,807,910,074.63
  5. Step 5: Solve for x
    x = 1,807,910,074.63/59,679.05
  6. Step 6: Final answer
    x = 30,293.88

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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.