Home / 79,204.32-109,301.96-43,395.68

Finding the Fourth Proportional to 79,204.32, 109,301.96 and 43,395.68

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Solution

The fourth proportional to 79,204.32, 109,301.96 and 43,395.68 is: 59,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,204.32 : 109,301.96 = 43,395.68 : x
  2. Step 2: Convert to fraction form
    79,204.32/109,301.96 = 43,395.68/x
  3. Step 3: Cross multiply
    79,204.32x = 109,301.96 × 43,395.68
  4. Step 4: Simplify right side
    79,204.32x = 4,743,232,116.04
  5. Step 5: Solve for x
    x = 4,743,232,116.04/79,204.32
  6. Step 6: Final answer
    x = 59,886.03

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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.