Home / 150,579.49-207,796.09-82,595.86

Finding the Fourth Proportional to 150,579.49, 207,796.09 and 82,595.86

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Solution

The fourth proportional to 150,579.49, 207,796.09 and 82,595.86 is: 113,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,579.49 : 207,796.09 = 82,595.86 : x
  2. Step 2: Convert to fraction form
    150,579.49/207,796.09 = 82,595.86/x
  3. Step 3: Cross multiply
    150,579.49x = 207,796.09 × 82,595.86
  4. Step 4: Simplify right side
    150,579.49x = 17,163,096,758.19
  5. Step 5: Solve for x
    x = 17,163,096,758.19/150,579.49
  6. Step 6: Final answer
    x = 113,980.31

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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.