Home / 190,212.62-285,309.14-63,853.83

Finding the Fourth Proportional to 190,212.62, 285,309.14 and 63,853.83

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Solution

The fourth proportional to 190,212.62, 285,309.14 and 63,853.83 is: 95,777.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,212.62 : 285,309.14 = 63,853.83 : x
  2. Step 2: Convert to fraction form
    190,212.62/285,309.14 = 63,853.83/x
  3. Step 3: Cross multiply
    190,212.62x = 285,309.14 × 63,853.83
  4. Step 4: Simplify right side
    190,212.62x = 18,218,081,003.74
  5. Step 5: Solve for x
    x = 18,218,081,003.74/190,212.62
  6. Step 6: Final answer
    x = 95,777.46

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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.