Home / 150,927.67-208,270.14-82,943.20

Finding the Fourth Proportional to 150,927.67, 208,270.14 and 82,943.20

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Solution

The fourth proportional to 150,927.67, 208,270.14 and 82,943.20 is: 114,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,927.67 : 208,270.14 = 82,943.20 : x
  2. Step 2: Convert to fraction form
    150,927.67/208,270.14 = 82,943.20/x
  3. Step 3: Cross multiply
    150,927.67x = 208,270.14 × 82,943.20
  4. Step 4: Simplify right side
    150,927.67x = 17,274,591,876.05
  5. Step 5: Solve for x
    x = 17,274,591,876.05/150,927.67
  6. Step 6: Final answer
    x = 114,456.10

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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.