Home / 234,192.05-323,196.45-143,553.05

Finding the Fourth Proportional to 234,192.05, 323,196.45 and 143,553.05

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Solution

The fourth proportional to 234,192.05, 323,196.45 and 143,553.05 is: 198,110.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,192.05 : 323,196.45 = 143,553.05 : x
  2. Step 2: Convert to fraction form
    234,192.05/323,196.45 = 143,553.05/x
  3. Step 3: Cross multiply
    234,192.05x = 323,196.45 × 143,553.05
  4. Step 4: Simplify right side
    234,192.05x = 46,395,836,146.67
  5. Step 5: Solve for x
    x = 46,395,836,146.67/234,192.05
  6. Step 6: Final answer
    x = 198,110.21

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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.