Home / 190,331.64-285,439.14-50,072.04

Finding the Fourth Proportional to 190,331.64, 285,439.14 and 50,072.04

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Solution

The fourth proportional to 190,331.64, 285,439.14 and 50,072.04 is: 75,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,331.64 : 285,439.14 = 50,072.04 : x
  2. Step 2: Convert to fraction form
    190,331.64/285,439.14 = 50,072.04/x
  3. Step 3: Cross multiply
    190,331.64x = 285,439.14 × 50,072.04
  4. Step 4: Simplify right side
    190,331.64x = 14,292,520,035.65
  5. Step 5: Solve for x
    x = 14,292,520,035.65/190,331.64
  6. Step 6: Final answer
    x = 75,092.72

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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.