Home / 79,677.24-109,954.32-43,867.32

Finding the Fourth Proportional to 79,677.24, 109,954.32 and 43,867.32

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Solution

The fourth proportional to 79,677.24, 109,954.32 and 43,867.32 is: 60,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,677.24 : 109,954.32 = 43,867.32 : x
  2. Step 2: Convert to fraction form
    79,677.24/109,954.32 = 43,867.32/x
  3. Step 3: Cross multiply
    79,677.24x = 109,954.32 × 43,867.32
  4. Step 4: Simplify right side
    79,677.24x = 4,823,401,340.82
  5. Step 5: Solve for x
    x = 4,823,401,340.82/79,677.24
  6. Step 6: Final answer
    x = 60,536.75

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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.