Home / 59,431.72-82,026.66-40,561.96

Finding the Fourth Proportional to 59,431.72, 82,026.66 and 40,561.96

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Solution

The fourth proportional to 59,431.72, 82,026.66 and 40,561.96 is: 55,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,431.72 : 82,026.66 = 40,561.96 : x
  2. Step 2: Convert to fraction form
    59,431.72/82,026.66 = 40,561.96/x
  3. Step 3: Cross multiply
    59,431.72x = 82,026.66 × 40,561.96
  4. Step 4: Simplify right side
    59,431.72x = 3,327,162,101.85
  5. Step 5: Solve for x
    x = 3,327,162,101.85/59,431.72
  6. Step 6: Final answer
    x = 55,982.93

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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.