Home / 188,446.06-260,045.94-103,546.72

Finding the Fourth Proportional to 188,446.06, 260,045.94 and 103,546.72

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Solution

The fourth proportional to 188,446.06, 260,045.94 and 103,546.72 is: 142,889.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,446.06 : 260,045.94 = 103,546.72 : x
  2. Step 2: Convert to fraction form
    188,446.06/260,045.94 = 103,546.72/x
  3. Step 3: Cross multiply
    188,446.06x = 260,045.94 × 103,546.72
  4. Step 4: Simplify right side
    188,446.06x = 26,926,904,136.32
  5. Step 5: Solve for x
    x = 26,926,904,136.32/188,446.06
  6. Step 6: Final answer
    x = 142,889.19

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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.