Home / 117,197.90-176,295.72-106,236.77

Finding the Fourth Proportional to 117,197.90, 176,295.72 and 106,236.77

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Solution

The fourth proportional to 117,197.90, 176,295.72 and 106,236.77 is: 159,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,197.90 : 176,295.72 = 106,236.77 : x
  2. Step 2: Convert to fraction form
    117,197.90/176,295.72 = 106,236.77/x
  3. Step 3: Cross multiply
    117,197.90x = 176,295.72 × 106,236.77
  4. Step 4: Simplify right side
    117,197.90x = 18,729,087,857.62
  5. Step 5: Solve for x
    x = 18,729,087,857.62/117,197.90
  6. Step 6: Final answer
    x = 159,807.37

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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.