Home / 117,941.88-162,758.19-66,954.18

Finding the Fourth Proportional to 117,941.88, 162,758.19 and 66,954.18

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Solution

The fourth proportional to 117,941.88, 162,758.19 and 66,954.18 is: 92,395.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,941.88 : 162,758.19 = 66,954.18 : x
  2. Step 2: Convert to fraction form
    117,941.88/162,758.19 = 66,954.18/x
  3. Step 3: Cross multiply
    117,941.88x = 162,758.19 × 66,954.18
  4. Step 4: Simplify right side
    117,941.88x = 10,897,341,149.73
  5. Step 5: Solve for x
    x = 10,897,341,149.73/117,941.88
  6. Step 6: Final answer
    x = 92,395.86

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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.