Home / 150,930.06-208,273.40-82,945.58

Finding the Fourth Proportional to 150,930.06, 208,273.40 and 82,945.58

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Solution

The fourth proportional to 150,930.06, 208,273.40 and 82,945.58 is: 114,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,930.06 : 208,273.40 = 82,945.58 : x
  2. Step 2: Convert to fraction form
    150,930.06/208,273.40 = 82,945.58/x
  3. Step 3: Cross multiply
    150,930.06x = 208,273.40 × 82,945.58
  4. Step 4: Simplify right side
    150,930.06x = 17,275,356,505.48
  5. Step 5: Solve for x
    x = 17,275,356,505.48/150,930.06
  6. Step 6: Final answer
    x = 114,459.35

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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.