Home / 192,897.43-289,343.98-68,209.27

Finding the Fourth Proportional to 192,897.43, 289,343.98 and 68,209.27

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Solution

The fourth proportional to 192,897.43, 289,343.98 and 68,209.27 is: 102,313.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,897.43 : 289,343.98 = 68,209.27 : x
  2. Step 2: Convert to fraction form
    192,897.43/289,343.98 = 68,209.27/x
  3. Step 3: Cross multiply
    192,897.43x = 289,343.98 × 68,209.27
  4. Step 4: Simplify right side
    192,897.43x = 19,735,941,654.69
  5. Step 5: Solve for x
    x = 19,735,941,654.69/192,897.43
  6. Step 6: Final answer
    x = 102,313.14

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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.