Home / 107,805.06-161,738.80-44,613.51

Finding the Fourth Proportional to 107,805.06, 161,738.80 and 44,613.51

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Solution

The fourth proportional to 107,805.06, 161,738.80 and 44,613.51 is: 66,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,805.06 : 161,738.80 = 44,613.51 : x
  2. Step 2: Convert to fraction form
    107,805.06/161,738.80 = 44,613.51/x
  3. Step 3: Cross multiply
    107,805.06x = 161,738.80 × 44,613.51
  4. Step 4: Simplify right side
    107,805.06x = 7,215,735,571.19
  5. Step 5: Solve for x
    x = 7,215,735,571.19/107,805.06
  6. Step 6: Final answer
    x = 66,933.18

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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.