Home / 150,581.70-225,872.55-115,152.30

Finding the Fourth Proportional to 150,581.70, 225,872.55 and 115,152.30

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Solution

The fourth proportional to 150,581.70, 225,872.55 and 115,152.30 is: 172,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,581.70 : 225,872.55 = 115,152.30 : x
  2. Step 2: Convert to fraction form
    150,581.70/225,872.55 = 115,152.30/x
  3. Step 3: Cross multiply
    150,581.70x = 225,872.55 × 115,152.30
  4. Step 4: Simplify right side
    150,581.70x = 26,009,743,639.37
  5. Step 5: Solve for x
    x = 26,009,743,639.37/150,581.70
  6. Step 6: Final answer
    x = 172,728.45

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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.