Home / 112,017.44-154,583.97-61,716.44

Finding the Fourth Proportional to 112,017.44, 154,583.97 and 61,716.44

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Solution

The fourth proportional to 112,017.44, 154,583.97 and 61,716.44 is: 85,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,017.44 : 154,583.97 = 61,716.44 : x
  2. Step 2: Convert to fraction form
    112,017.44/154,583.97 = 61,716.44/x
  3. Step 3: Cross multiply
    112,017.44x = 154,583.97 × 61,716.44
  4. Step 4: Simplify right side
    112,017.44x = 9,540,371,536.55
  5. Step 5: Solve for x
    x = 9,540,371,536.55/112,017.44
  6. Step 6: Final answer
    x = 85,168.63

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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.