Home / 275,734.58-413,643.90-140,724.92

Finding the Fourth Proportional to 275,734.58, 413,643.90 and 140,724.92

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Solution

The fourth proportional to 275,734.58, 413,643.90 and 140,724.92 is: 211,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,734.58 : 413,643.90 = 140,724.92 : x
  2. Step 2: Convert to fraction form
    275,734.58/413,643.90 = 140,724.92/x
  3. Step 3: Cross multiply
    275,734.58x = 413,643.90 × 140,724.92
  4. Step 4: Simplify right side
    275,734.58x = 58,210,004,735.99
  5. Step 5: Solve for x
    x = 58,210,004,735.99/275,734.58
  6. Step 6: Final answer
    x = 211,108.83

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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.