Home / 234,191.05-323,195.07-143,552.05

Finding the Fourth Proportional to 234,191.05, 323,195.07 and 143,552.05

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Solution

The fourth proportional to 234,191.05, 323,195.07 and 143,552.05 is: 198,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,191.05 : 323,195.07 = 143,552.05 : x
  2. Step 2: Convert to fraction form
    234,191.05/323,195.07 = 143,552.05/x
  3. Step 3: Cross multiply
    234,191.05x = 323,195.07 × 143,552.05
  4. Step 4: Simplify right side
    234,191.05x = 46,395,314,848.39
  5. Step 5: Solve for x
    x = 46,395,314,848.39/234,191.05
  6. Step 6: Final answer
    x = 198,108.83

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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.