Home / 188,981.50-260,794.49-104,098.56

Finding the Fourth Proportional to 188,981.50, 260,794.49 and 104,098.56

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Solution

The fourth proportional to 188,981.50, 260,794.49 and 104,098.56 is: 143,656.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,981.50 : 260,794.49 = 104,098.56 : x
  2. Step 2: Convert to fraction form
    188,981.50/260,794.49 = 104,098.56/x
  3. Step 3: Cross multiply
    188,981.50x = 260,794.49 × 104,098.56
  4. Step 4: Simplify right side
    188,981.50x = 27,148,330,344.44
  5. Step 5: Solve for x
    x = 27,148,330,344.44/188,981.50
  6. Step 6: Final answer
    x = 143,656.02

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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.