Home / 117,835.29-176,754.83-111,853.85

Finding the Fourth Proportional to 117,835.29, 176,754.83 and 111,853.85

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Solution

The fourth proportional to 117,835.29, 176,754.83 and 111,853.85 is: 167,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.29 : 176,754.83 = 111,853.85 : x
  2. Step 2: Convert to fraction form
    117,835.29/176,754.83 = 111,853.85/x
  3. Step 3: Cross multiply
    117,835.29x = 176,754.83 × 111,853.85
  4. Step 4: Simplify right side
    117,835.29x = 19,770,706,798.55
  5. Step 5: Solve for x
    x = 19,770,706,798.55/117,835.29
  6. Step 6: Final answer
    x = 167,782.56

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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.