Home / 320,974.45-481,541.63-96,339.04

Finding the Fourth Proportional to 320,974.45, 481,541.63 and 96,339.04

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Solution

The fourth proportional to 320,974.45, 481,541.63 and 96,339.04 is: 144,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,974.45 : 481,541.63 = 96,339.04 : x
  2. Step 2: Convert to fraction form
    320,974.45/481,541.63 = 96,339.04/x
  3. Step 3: Cross multiply
    320,974.45x = 481,541.63 × 96,339.04
  4. Step 4: Simplify right side
    320,974.45x = 46,391,256,668.69
  5. Step 5: Solve for x
    x = 46,391,256,668.69/320,974.45
  6. Step 6: Final answer
    x = 144,532.55

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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.