Home / 190,640.25-285,960.39-50,398.89

Finding the Fourth Proportional to 190,640.25, 285,960.39 and 50,398.89

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Solution

The fourth proportional to 190,640.25, 285,960.39 and 50,398.89 is: 75,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,640.25 : 285,960.39 = 50,398.89 : x
  2. Step 2: Convert to fraction form
    190,640.25/285,960.39 = 50,398.89/x
  3. Step 3: Cross multiply
    190,640.25x = 285,960.39 × 50,398.89
  4. Step 4: Simplify right side
    190,640.25x = 14,412,086,239.97
  5. Step 5: Solve for x
    x = 14,412,086,239.97/190,640.25
  6. Step 6: Final answer
    x = 75,598.34

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1.5x scale

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.