Home / 150,649.48-207,898.50-82,673.20

Finding the Fourth Proportional to 150,649.48, 207,898.50 and 82,673.20

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Solution

The fourth proportional to 150,649.48, 207,898.50 and 82,673.20 is: 114,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,649.48 : 207,898.50 = 82,673.20 : x
  2. Step 2: Convert to fraction form
    150,649.48/207,898.50 = 82,673.20/x
  3. Step 3: Cross multiply
    150,649.48x = 207,898.50 × 82,673.20
  4. Step 4: Simplify right side
    150,649.48x = 17,187,634,270.20
  5. Step 5: Solve for x
    x = 17,187,634,270.20/150,649.48
  6. Step 6: Final answer
    x = 114,090.23

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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.