Home / 188,849.79-283,553.87-126,061.11

Finding the Fourth Proportional to 188,849.79, 283,553.87 and 126,061.11

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Solution

The fourth proportional to 188,849.79, 283,553.87 and 126,061.11 is: 189,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,849.79 : 283,553.87 = 126,061.11 : x
  2. Step 2: Convert to fraction form
    188,849.79/283,553.87 = 126,061.11/x
  3. Step 3: Cross multiply
    188,849.79x = 283,553.87 × 126,061.11
  4. Step 4: Simplify right side
    188,849.79x = 35,745,114,966.69
  5. Step 5: Solve for x
    x = 35,745,114,966.69/188,849.79
  6. Step 6: Final answer
    x = 189,278.02

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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.