Home / 320,622.88-481,003.44-96,001.12

Finding the Fourth Proportional to 320,622.88, 481,003.44 and 96,001.12

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Solution

The fourth proportional to 320,622.88, 481,003.44 and 96,001.12 is: 144,022.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,622.88 : 481,003.44 = 96,001.12 : x
  2. Step 2: Convert to fraction form
    320,622.88/481,003.44 = 96,001.12/x
  3. Step 3: Cross multiply
    320,622.88x = 481,003.44 × 96,001.12
  4. Step 4: Simplify right side
    320,622.88x = 46,176,868,963.85
  5. Step 5: Solve for x
    x = 46,176,868,963.85/320,622.88
  6. Step 6: Final answer
    x = 144,022.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.