Home / 370,249.95-555,536.22-145,773.54

Finding the Fourth Proportional to 370,249.95, 555,536.22 and 145,773.54

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Solution

The fourth proportional to 370,249.95, 555,536.22 and 145,773.54 is: 218,723.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,249.95 : 555,536.22 = 145,773.54 : x
  2. Step 2: Convert to fraction form
    370,249.95/555,536.22 = 145,773.54/x
  3. Step 3: Cross multiply
    370,249.95x = 555,536.22 × 145,773.54
  4. Step 4: Simplify right side
    370,249.95x = 80,982,481,387.62
  5. Step 5: Solve for x
    x = 80,982,481,387.62/370,249.95
  6. Step 6: Final answer
    x = 218,723.81

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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.