Home / 62,723.82-86,439.30-61,570.94

Finding the Fourth Proportional to 62,723.82, 86,439.30 and 61,570.94

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Solution

The fourth proportional to 62,723.82, 86,439.30 and 61,570.94 is: 84,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,723.82 : 86,439.30 = 61,570.94 : x
  2. Step 2: Convert to fraction form
    62,723.82/86,439.30 = 61,570.94/x
  3. Step 3: Cross multiply
    62,723.82x = 86,439.30 × 61,570.94
  4. Step 4: Simplify right side
    62,723.82x = 5,322,148,521.75
  5. Step 5: Solve for x
    x = 5,322,148,521.75/62,723.82
  6. Step 6: Final answer
    x = 84,850.52

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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.