Home / 107,950.29-161,943.87-36,869.01

Finding the Fourth Proportional to 107,950.29, 161,943.87 and 36,869.01

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Solution

The fourth proportional to 107,950.29, 161,943.87 and 36,869.01 is: 55,309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,950.29 : 161,943.87 = 36,869.01 : x
  2. Step 2: Convert to fraction form
    107,950.29/161,943.87 = 36,869.01/x
  3. Step 3: Cross multiply
    107,950.29x = 161,943.87 × 36,869.01
  4. Step 4: Simplify right side
    107,950.29x = 5,970,709,693.44
  5. Step 5: Solve for x
    x = 5,970,709,693.44/107,950.29
  6. Step 6: Final answer
    x = 55,309.81

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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.