Home / 150,040.51-207,048.24-82,044.30

Finding the Fourth Proportional to 150,040.51, 207,048.24 and 82,044.30

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Solution

The fourth proportional to 150,040.51, 207,048.24 and 82,044.30 is: 113,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,040.51 : 207,048.24 = 82,044.30 : x
  2. Step 2: Convert to fraction form
    150,040.51/207,048.24 = 82,044.30/x
  3. Step 3: Cross multiply
    150,040.51x = 207,048.24 × 82,044.30
  4. Step 4: Simplify right side
    150,040.51x = 16,987,127,917.03
  5. Step 5: Solve for x
    x = 16,987,127,917.03/150,040.51
  6. Step 6: Final answer
    x = 113,216.94

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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.