Home / 150,010.40-207,014.56-82,027.68

Finding the Fourth Proportional to 150,010.40, 207,014.56 and 82,027.68

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Solution

The fourth proportional to 150,010.40, 207,014.56 and 82,027.68 is: 113,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,010.40 : 207,014.56 = 82,027.68 : x
  2. Step 2: Convert to fraction form
    150,010.40/207,014.56 = 82,027.68/x
  3. Step 3: Cross multiply
    150,010.40x = 207,014.56 × 82,027.68
  4. Step 4: Simplify right side
    150,010.40x = 16,980,924,083.02
  5. Step 5: Solve for x
    x = 16,980,924,083.02/150,010.40
  6. Step 6: Final answer
    x = 113,198.31

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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.