Home / 392,986.79-588,987.17-168,083.27

Finding the Fourth Proportional to 392,986.79, 588,987.17 and 168,083.27

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Solution

The fourth proportional to 392,986.79, 588,987.17 and 168,083.27 is: 251,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,986.79 : 588,987.17 = 168,083.27 : x
  2. Step 2: Convert to fraction form
    392,986.79/588,987.17 = 168,083.27/x
  3. Step 3: Cross multiply
    392,986.79x = 588,987.17 × 168,083.27
  4. Step 4: Simplify right side
    392,986.79x = 98,998,888,681.23
  5. Step 5: Solve for x
    x = 98,998,888,681.23/392,986.79
  6. Step 6: Final answer
    x = 251,914.04

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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.