Home / 190,401.44-285,616.53-64,042.04

Finding the Fourth Proportional to 190,401.44, 285,616.53 and 64,042.04

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Solution

The fourth proportional to 190,401.44, 285,616.53 and 64,042.04 is: 96,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,401.44 : 285,616.53 = 64,042.04 : x
  2. Step 2: Convert to fraction form
    190,401.44/285,616.53 = 64,042.04/x
  3. Step 3: Cross multiply
    190,401.44x = 285,616.53 × 64,042.04
  4. Step 4: Simplify right side
    190,401.44x = 18,291,465,952.96
  5. Step 5: Solve for x
    x = 18,291,465,952.96/190,401.44
  6. Step 6: Final answer
    x = 96,067.90

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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.