Home / 150,500.07-225,762.39-75,581.68

Finding the Fourth Proportional to 150,500.07, 225,762.39 and 75,581.68

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Solution

The fourth proportional to 150,500.07, 225,762.39 and 75,581.68 is: 113,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,500.07 : 225,762.39 = 75,581.68 : x
  2. Step 2: Convert to fraction form
    150,500.07/225,762.39 = 75,581.68/x
  3. Step 3: Cross multiply
    150,500.07x = 225,762.39 × 75,581.68
  4. Step 4: Simplify right side
    150,500.07x = 17,063,501,209.95
  5. Step 5: Solve for x
    x = 17,063,501,209.95/150,500.07
  6. Step 6: Final answer
    x = 113,378.69

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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.