Home / 62,861.67-86,217.62-55,775.79

Finding the Fourth Proportional to 62,861.67, 86,217.62 and 55,775.79

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Solution

The fourth proportional to 62,861.67, 86,217.62 and 55,775.79 is: 76,499.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,861.67 : 86,217.62 = 55,775.79 : x
  2. Step 2: Convert to fraction form
    62,861.67/86,217.62 = 55,775.79/x
  3. Step 3: Cross multiply
    62,861.67x = 86,217.62 × 55,775.79
  4. Step 4: Simplify right side
    62,861.67x = 4,808,855,588.54
  5. Step 5: Solve for x
    x = 4,808,855,588.54/62,861.67
  6. Step 6: Final answer
    x = 76,499.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.