Home / 136,010.43-203,807.79-57,081.60

Finding the Fourth Proportional to 136,010.43, 203,807.79 and 57,081.60

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Solution

The fourth proportional to 136,010.43, 203,807.79 and 57,081.60 is: 85,535.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,010.43 : 203,807.79 = 57,081.60 : x
  2. Step 2: Convert to fraction form
    136,010.43/203,807.79 = 57,081.60/x
  3. Step 3: Cross multiply
    136,010.43x = 203,807.79 × 57,081.60
  4. Step 4: Simplify right side
    136,010.43x = 11,633,674,745.66
  5. Step 5: Solve for x
    x = 11,633,674,745.66/136,010.43
  6. Step 6: Final answer
    x = 85,535.17

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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.