Home / 150,401.76-225,632.40-67,296.48

Finding the Fourth Proportional to 150,401.76, 225,632.40 and 67,296.48

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Solution

The fourth proportional to 150,401.76, 225,632.40 and 67,296.48 is: 100,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,401.76 : 225,632.40 = 67,296.48 : x
  2. Step 2: Convert to fraction form
    150,401.76/225,632.40 = 67,296.48/x
  3. Step 3: Cross multiply
    150,401.76x = 225,632.40 × 67,296.48
  4. Step 4: Simplify right side
    150,401.76x = 15,184,266,293.95
  5. Step 5: Solve for x
    x = 15,184,266,293.95/150,401.76
  6. Step 6: Final answer
    x = 100,958.04

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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.