Home / 57,600.69-86,195.75-39,834.96

Finding the Fourth Proportional to 57,600.69, 86,195.75 and 39,834.96

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Solution

The fourth proportional to 57,600.69, 86,195.75 and 39,834.96 is: 59,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,600.69 : 86,195.75 = 39,834.96 : x
  2. Step 2: Convert to fraction form
    57,600.69/86,195.75 = 39,834.96/x
  3. Step 3: Cross multiply
    57,600.69x = 86,195.75 × 39,834.96
  4. Step 4: Simplify right side
    57,600.69x = 3,433,604,054.25
  5. Step 5: Solve for x
    x = 3,433,604,054.25/57,600.69
  6. Step 6: Final answer
    x = 59,610.47

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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.