Home / 169,951.08-254,911.88-79,972.44

Finding the Fourth Proportional to 169,951.08, 254,911.88 and 79,972.44

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Solution

The fourth proportional to 169,951.08, 254,911.88 and 79,972.44 is: 119,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,951.08 : 254,911.88 = 79,972.44 : x
  2. Step 2: Convert to fraction form
    169,951.08/254,911.88 = 79,972.44/x
  3. Step 3: Cross multiply
    169,951.08x = 254,911.88 × 79,972.44
  4. Step 4: Simplify right side
    169,951.08x = 20,385,925,028.59
  5. Step 5: Solve for x
    x = 20,385,925,028.59/169,951.08
  6. Step 6: Final answer
    x = 119,951.72

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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.