Home / 104,509.92-144,219.60-62,067.36

Finding the Fourth Proportional to 104,509.92, 144,219.60 and 62,067.36

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Solution

The fourth proportional to 104,509.92, 144,219.60 and 62,067.36 is: 85,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,509.92 : 144,219.60 = 62,067.36 : x
  2. Step 2: Convert to fraction form
    104,509.92/144,219.60 = 62,067.36/x
  3. Step 3: Cross multiply
    104,509.92x = 144,219.60 × 62,067.36
  4. Step 4: Simplify right side
    104,509.92x = 8,951,329,832.26
  5. Step 5: Solve for x
    x = 8,951,329,832.26/104,509.92
  6. Step 6: Final answer
    x = 85,650.53

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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.