Home / 150,206.40-225,338.76-45,016.56

Finding the Fourth Proportional to 150,206.40, 225,338.76 and 45,016.56

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Solution

The fourth proportional to 150,206.40, 225,338.76 and 45,016.56 is: 67,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,206.40 : 225,338.76 = 45,016.56 : x
  2. Step 2: Convert to fraction form
    150,206.40/225,338.76 = 45,016.56/x
  3. Step 3: Cross multiply
    150,206.40x = 225,338.76 × 45,016.56
  4. Step 4: Simplify right side
    150,206.40x = 10,143,975,809.87
  5. Step 5: Solve for x
    x = 10,143,975,809.87/150,206.40
  6. Step 6: Final answer
    x = 67,533.58

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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.