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Finding the Fourth Proportional to 194,143.49, 291,215.01 and 61,035.38

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Solution

The fourth proportional to 194,143.49, 291,215.01 and 61,035.38 is: 91,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,143.49 : 291,215.01 = 61,035.38 : x
  2. Step 2: Convert to fraction form
    194,143.49/291,215.01 = 61,035.38/x
  3. Step 3: Cross multiply
    194,143.49x = 291,215.01 × 61,035.38
  4. Step 4: Simplify right side
    194,143.49x = 17,774,418,797.05
  5. Step 5: Solve for x
    x = 17,774,418,797.05/194,143.49
  6. Step 6: Final answer
    x = 91,553.00

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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.