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Finding the Fourth Proportional to 194,673.56, 292,008.60 and 61,553.90

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Solution

The fourth proportional to 194,673.56, 292,008.60 and 61,553.90 is: 92,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,673.56 : 292,008.60 = 61,553.90 : x
  2. Step 2: Convert to fraction form
    194,673.56/292,008.60 = 61,553.90/x
  3. Step 3: Cross multiply
    194,673.56x = 292,008.60 × 61,553.90
  4. Step 4: Simplify right side
    194,673.56x = 17,974,268,163.54
  5. Step 5: Solve for x
    x = 17,974,268,163.54/194,673.56
  6. Step 6: Final answer
    x = 92,330.30

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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.