Home / 223,410.46-335,010.36-81,155.44

Finding the Fourth Proportional to 223,410.46, 335,010.36 and 81,155.44

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Solution

The fourth proportional to 223,410.46, 335,010.36 and 81,155.44 is: 121,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,410.46 : 335,010.36 = 81,155.44 : x
  2. Step 2: Convert to fraction form
    223,410.46/335,010.36 = 81,155.44/x
  3. Step 3: Cross multiply
    223,410.46x = 335,010.36 × 81,155.44
  4. Step 4: Simplify right side
    223,410.46x = 27,187,913,170.36
  5. Step 5: Solve for x
    x = 27,187,913,170.36/223,410.46
  6. Step 6: Final answer
    x = 121,694.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.