Home / 190,682.49-285,824.17-64,279.06

Finding the Fourth Proportional to 190,682.49, 285,824.17 and 64,279.06

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Solution

The fourth proportional to 190,682.49, 285,824.17 and 64,279.06 is: 96,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,682.49 : 285,824.17 = 64,279.06 : x
  2. Step 2: Convert to fraction form
    190,682.49/285,824.17 = 64,279.06/x
  3. Step 3: Cross multiply
    190,682.49x = 285,824.17 × 64,279.06
  4. Step 4: Simplify right side
    190,682.49x = 18,372,508,972.88
  5. Step 5: Solve for x
    x = 18,372,508,972.88/190,682.49
  6. Step 6: Final answer
    x = 96,351.32

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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.