Home / 150,456.15-225,525.09-55,625.43

Finding the Fourth Proportional to 150,456.15, 225,525.09 and 55,625.43

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Solution

The fourth proportional to 150,456.15, 225,525.09 and 55,625.43 is: 83,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,456.15 : 225,525.09 = 55,625.43 : x
  2. Step 2: Convert to fraction form
    150,456.15/225,525.09 = 55,625.43/x
  3. Step 3: Cross multiply
    150,456.15x = 225,525.09 × 55,625.43
  4. Step 4: Simplify right side
    150,456.15x = 12,544,931,161.35
  5. Step 5: Solve for x
    x = 12,544,931,161.35/150,456.15
  6. Step 6: Final answer
    x = 83,379.32

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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.