Home / 150,849.45-208,173.60-82,867.80

Finding the Fourth Proportional to 150,849.45, 208,173.60 and 82,867.80

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Solution

The fourth proportional to 150,849.45, 208,173.60 and 82,867.80 is: 114,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,849.45 : 208,173.60 = 82,867.80 : x
  2. Step 2: Convert to fraction form
    150,849.45/208,173.60 = 82,867.80/x
  3. Step 3: Cross multiply
    150,849.45x = 208,173.60 × 82,867.80
  4. Step 4: Simplify right side
    150,849.45x = 17,250,888,250.08
  5. Step 5: Solve for x
    x = 17,250,888,250.08/150,849.45
  6. Step 6: Final answer
    x = 114,358.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.