Home / 150,585.24-225,898.26-87,435

Finding the Fourth Proportional to 150,585.24, 225,898.26 and 87,435

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Solution

The fourth proportional to 150,585.24, 225,898.26 and 87,435 is: 131,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,585.24 : 225,898.26 = 87,435 : x
  2. Step 2: Convert to fraction form
    150,585.24/225,898.26 = 87,435/x
  3. Step 3: Cross multiply
    150,585.24x = 225,898.26 × 87,435
  4. Step 4: Simplify right side
    150,585.24x = 19,751,414,363.10
  5. Step 5: Solve for x
    x = 19,751,414,363.10/150,585.24
  6. Step 6: Final answer
    x = 131,164.34

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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.