Home / 188,541.92-260,181.20-103,658.33

Finding the Fourth Proportional to 188,541.92, 260,181.20 and 103,658.33

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Solution

The fourth proportional to 188,541.92, 260,181.20 and 103,658.33 is: 143,044.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,541.92 : 260,181.20 = 103,658.33 : x
  2. Step 2: Convert to fraction form
    188,541.92/260,181.20 = 103,658.33/x
  3. Step 3: Cross multiply
    188,541.92x = 260,181.20 × 103,658.33
  4. Step 4: Simplify right side
    188,541.92x = 26,969,948,689.40
  5. Step 5: Solve for x
    x = 26,969,948,689.40/188,541.92
  6. Step 6: Final answer
    x = 143,044.84

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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.