Home / 188,961.08-260,763.18-104,086.04

Finding the Fourth Proportional to 188,961.08, 260,763.18 and 104,086.04

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Solution

The fourth proportional to 188,961.08, 260,763.18 and 104,086.04 is: 143,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,961.08 : 260,763.18 = 104,086.04 : x
  2. Step 2: Convert to fraction form
    188,961.08/260,763.18 = 104,086.04/x
  3. Step 3: Cross multiply
    188,961.08x = 260,763.18 × 104,086.04
  4. Step 4: Simplify right side
    188,961.08x = 27,141,806,784.01
  5. Step 5: Solve for x
    x = 27,141,806,784.01/188,961.08
  6. Step 6: Final answer
    x = 143,637.02

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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.