Home / 320,136.13-441,813.07-182,320.92

Finding the Fourth Proportional to 320,136.13, 441,813.07 and 182,320.92

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Solution

The fourth proportional to 320,136.13, 441,813.07 and 182,320.92 is: 251,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,136.13 : 441,813.07 = 182,320.92 : x
  2. Step 2: Convert to fraction form
    320,136.13/441,813.07 = 182,320.92/x
  3. Step 3: Cross multiply
    320,136.13x = 441,813.07 × 182,320.92
  4. Step 4: Simplify right side
    320,136.13x = 80,551,763,350.17
  5. Step 5: Solve for x
    x = 80,551,763,350.17/320,136.13
  6. Step 6: Final answer
    x = 251,617.22

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1.5x scale

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.