Home / 57,668.52-86,568.39-38,707.23

Finding the Fourth Proportional to 57,668.52, 86,568.39 and 38,707.23

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Solution

The fourth proportional to 57,668.52, 86,568.39 and 38,707.23 is: 58,104.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,668.52 : 86,568.39 = 38,707.23 : x
  2. Step 2: Convert to fraction form
    57,668.52/86,568.39 = 38,707.23/x
  3. Step 3: Cross multiply
    57,668.52x = 86,568.39 × 38,707.23
  4. Step 4: Simplify right side
    57,668.52x = 3,350,822,582.46
  5. Step 5: Solve for x
    x = 3,350,822,582.46/57,668.52
  6. Step 6: Final answer
    x = 58,104.88

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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.