Home / 320,975.45-481,543.13-96,340.04

Finding the Fourth Proportional to 320,975.45, 481,543.13 and 96,340.04

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Solution

The fourth proportional to 320,975.45, 481,543.13 and 96,340.04 is: 144,534.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,975.45 : 481,543.13 = 96,340.04 : x
  2. Step 2: Convert to fraction form
    320,975.45/481,543.13 = 96,340.04/x
  3. Step 3: Cross multiply
    320,975.45x = 481,543.13 × 96,340.04
  4. Step 4: Simplify right side
    320,975.45x = 46,391,884,405.93
  5. Step 5: Solve for x
    x = 46,391,884,405.93/320,975.45
  6. Step 6: Final answer
    x = 144,534.06

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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.