Home / 150,012.48-207,016.32-82,944

Finding the Fourth Proportional to 150,012.48, 207,016.32 and 82,944

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Solution

The fourth proportional to 150,012.48, 207,016.32 and 82,944 is: 114,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,012.48 : 207,016.32 = 82,944 : x
  2. Step 2: Convert to fraction form
    150,012.48/207,016.32 = 82,944/x
  3. Step 3: Cross multiply
    150,012.48x = 207,016.32 × 82,944
  4. Step 4: Simplify right side
    150,012.48x = 17,170,761,646.08
  5. Step 5: Solve for x
    x = 17,170,761,646.08/150,012.48
  6. Step 6: Final answer
    x = 114,462.22

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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.