Home / 150,520.89-225,752.60-75,620.24

Finding the Fourth Proportional to 150,520.89, 225,752.60 and 75,620.24

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Solution

The fourth proportional to 150,520.89, 225,752.60 and 75,620.24 is: 113,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,520.89 : 225,752.60 = 75,620.24 : x
  2. Step 2: Convert to fraction form
    150,520.89/225,752.60 = 75,620.24/x
  3. Step 3: Cross multiply
    150,520.89x = 225,752.60 × 75,620.24
  4. Step 4: Simplify right side
    150,520.89x = 17,071,465,978.90
  5. Step 5: Solve for x
    x = 17,071,465,978.90/150,520.89
  6. Step 6: Final answer
    x = 113,415.93

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1.5x scale

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.