Home / 150,914.40-226,371.60-45,719.70

Finding the Fourth Proportional to 150,914.40, 226,371.60 and 45,719.70

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Solution

The fourth proportional to 150,914.40, 226,371.60 and 45,719.70 is: 68,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,914.40 : 226,371.60 = 45,719.70 : x
  2. Step 2: Convert to fraction form
    150,914.40/226,371.60 = 45,719.70/x
  3. Step 3: Cross multiply
    150,914.40x = 226,371.60 × 45,719.70
  4. Step 4: Simplify right side
    150,914.40x = 10,349,641,640.52
  5. Step 5: Solve for x
    x = 10,349,641,640.52/150,914.40
  6. Step 6: Final answer
    x = 68,579.55

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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.