Home / 151,448.48-208,997.94-82,537.82

Finding the Fourth Proportional to 151,448.48, 208,997.94 and 82,537.82

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Solution

The fourth proportional to 151,448.48, 208,997.94 and 82,537.82 is: 113,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,448.48 : 208,997.94 = 82,537.82 : x
  2. Step 2: Convert to fraction form
    151,448.48/208,997.94 = 82,537.82/x
  3. Step 3: Cross multiply
    151,448.48x = 208,997.94 × 82,537.82
  4. Step 4: Simplify right side
    151,448.48x = 17,250,234,352.09
  5. Step 5: Solve for x
    x = 17,250,234,352.09/151,448.48
  6. Step 6: Final answer
    x = 113,901.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.