Home / 188,981.44-260,795.09-104,098.30

Finding the Fourth Proportional to 188,981.44, 260,795.09 and 104,098.30

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Solution

The fourth proportional to 188,981.44, 260,795.09 and 104,098.30 is: 143,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,981.44 : 260,795.09 = 104,098.30 : x
  2. Step 2: Convert to fraction form
    188,981.44/260,795.09 = 104,098.30/x
  3. Step 3: Cross multiply
    188,981.44x = 260,795.09 × 104,098.30
  4. Step 4: Simplify right side
    188,981.44x = 27,148,325,517.35
  5. Step 5: Solve for x
    x = 27,148,325,517.35/188,981.44
  6. Step 6: Final answer
    x = 143,656.04

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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.