Home / 79,512.48-109,727.46-43,706.16

Finding the Fourth Proportional to 79,512.48, 109,727.46 and 43,706.16

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Solution

The fourth proportional to 79,512.48, 109,727.46 and 43,706.16 is: 60,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,512.48 : 109,727.46 = 43,706.16 : x
  2. Step 2: Convert to fraction form
    79,512.48/109,727.46 = 43,706.16/x
  3. Step 3: Cross multiply
    79,512.48x = 109,727.46 × 43,706.16
  4. Step 4: Simplify right side
    79,512.48x = 4,795,765,923.15
  5. Step 5: Solve for x
    x = 4,795,765,923.15/79,512.48
  6. Step 6: Final answer
    x = 60,314.63

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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.