Home / 190,670.21-285,997.82-57,546.84

Finding the Fourth Proportional to 190,670.21, 285,997.82 and 57,546.84

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Solution

The fourth proportional to 190,670.21, 285,997.82 and 57,546.84 is: 86,318.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,670.21 : 285,997.82 = 57,546.84 : x
  2. Step 2: Convert to fraction form
    190,670.21/285,997.82 = 57,546.84/x
  3. Step 3: Cross multiply
    190,670.21x = 285,997.82 × 57,546.84
  4. Step 4: Simplify right side
    190,670.21x = 16,458,270,500.15
  5. Step 5: Solve for x
    x = 16,458,270,500.15/190,670.21
  6. Step 6: Final answer
    x = 86,318.00

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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.