Home / 59,896.18-82,683.30-38,685.79

Finding the Fourth Proportional to 59,896.18, 82,683.30 and 38,685.79

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Solution

The fourth proportional to 59,896.18, 82,683.30 and 38,685.79 is: 53,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,896.18 : 82,683.30 = 38,685.79 : x
  2. Step 2: Convert to fraction form
    59,896.18/82,683.30 = 38,685.79/x
  3. Step 3: Cross multiply
    59,896.18x = 82,683.30 × 38,685.79
  4. Step 4: Simplify right side
    59,896.18x = 3,198,668,811.13
  5. Step 5: Solve for x
    x = 3,198,668,811.13/59,896.18
  6. Step 6: Final answer
    x = 53,403.55

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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.