Home / 165,246.99-247,732.43-76,564.14

Finding the Fourth Proportional to 165,246.99, 247,732.43 and 76,564.14

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Solution

The fourth proportional to 165,246.99, 247,732.43 and 76,564.14 is: 114,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,246.99 : 247,732.43 = 76,564.14 : x
  2. Step 2: Convert to fraction form
    165,246.99/247,732.43 = 76,564.14/x
  3. Step 3: Cross multiply
    165,246.99x = 247,732.43 × 76,564.14
  4. Step 4: Simplify right side
    165,246.99x = 18,967,419,141.24
  5. Step 5: Solve for x
    x = 18,967,419,141.24/165,246.99
  6. Step 6: Final answer
    x = 114,782.24

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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.