Home / 190,194.01-285,318.83-57,084.79

Finding the Fourth Proportional to 190,194.01, 285,318.83 and 57,084.79

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Solution

The fourth proportional to 190,194.01, 285,318.83 and 57,084.79 is: 85,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,194.01 : 285,318.83 = 57,084.79 : x
  2. Step 2: Convert to fraction form
    190,194.01/285,318.83 = 57,084.79/x
  3. Step 3: Cross multiply
    190,194.01x = 285,318.83 × 57,084.79
  4. Step 4: Simplify right side
    190,194.01x = 16,287,365,493.60
  5. Step 5: Solve for x
    x = 16,287,365,493.60/190,194.01
  6. Step 6: Final answer
    x = 85,635.53

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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.