Home / 117,194.90-176,291.22-106,233.78

Finding the Fourth Proportional to 117,194.90, 176,291.22 and 106,233.78

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Solution

The fourth proportional to 117,194.90, 176,291.22 and 106,233.78 is: 159,802.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,194.90 : 176,291.22 = 106,233.78 : x
  2. Step 2: Convert to fraction form
    117,194.90/176,291.22 = 106,233.78/x
  3. Step 3: Cross multiply
    117,194.90x = 176,291.22 × 106,233.78
  4. Step 4: Simplify right side
    117,194.90x = 18,728,082,681.41
  5. Step 5: Solve for x
    x = 18,728,082,681.41/117,194.90
  6. Step 6: Final answer
    x = 159,802.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.