Home / 320,983.07-481,473.42-96,342.53

Finding the Fourth Proportional to 320,983.07, 481,473.42 and 96,342.53

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Solution

The fourth proportional to 320,983.07, 481,473.42 and 96,342.53 is: 144,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,983.07 : 481,473.42 = 96,342.53 : x
  2. Step 2: Convert to fraction form
    320,983.07/481,473.42 = 96,342.53/x
  3. Step 3: Cross multiply
    320,983.07x = 481,473.42 × 96,342.53
  4. Step 4: Simplify right side
    320,983.07x = 46,386,365,003.19
  5. Step 5: Solve for x
    x = 46,386,365,003.19/320,983.07
  6. Step 6: Final answer
    x = 144,513.43

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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.