Home / 209,958.28-289,564.17-177,412.14

Finding the Fourth Proportional to 209,958.28, 289,564.17 and 177,412.14

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Solution

The fourth proportional to 209,958.28, 289,564.17 and 177,412.14 is: 244,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,958.28 : 289,564.17 = 177,412.14 : x
  2. Step 2: Convert to fraction form
    209,958.28/289,564.17 = 177,412.14/x
  3. Step 3: Cross multiply
    209,958.28x = 289,564.17 × 177,412.14
  4. Step 4: Simplify right side
    209,958.28x = 51,372,198,401.73
  5. Step 5: Solve for x
    x = 51,372,198,401.73/209,958.28
  6. Step 6: Final answer
    x = 244,678.13

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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.