Home / 113,351.73-170,021.43-34,459.80

Finding the Fourth Proportional to 113,351.73, 170,021.43 and 34,459.80

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Solution

The fourth proportional to 113,351.73, 170,021.43 and 34,459.80 is: 51,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,351.73 : 170,021.43 = 34,459.80 : x
  2. Step 2: Convert to fraction form
    113,351.73/170,021.43 = 34,459.80/x
  3. Step 3: Cross multiply
    113,351.73x = 170,021.43 × 34,459.80
  4. Step 4: Simplify right side
    113,351.73x = 5,858,904,473.51
  5. Step 5: Solve for x
    x = 5,858,904,473.51/113,351.73
  6. Step 6: Final answer
    x = 51,687.83

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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.