Home / 151,195.26-208,662.44-83,225.73

Finding the Fourth Proportional to 151,195.26, 208,662.44 and 83,225.73

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Solution

The fourth proportional to 151,195.26, 208,662.44 and 83,225.73 is: 114,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,195.26 : 208,662.44 = 83,225.73 : x
  2. Step 2: Convert to fraction form
    151,195.26/208,662.44 = 83,225.73/x
  3. Step 3: Cross multiply
    151,195.26x = 208,662.44 × 83,225.73
  4. Step 4: Simplify right side
    151,195.26x = 17,366,083,476.45
  5. Step 5: Solve for x
    x = 17,366,083,476.45/151,195.26
  6. Step 6: Final answer
    x = 114,858.65

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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.