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Finding the Fourth Proportional to 193,820.01, 290,731.23 and 60,690.03

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Solution

The fourth proportional to 193,820.01, 290,731.23 and 60,690.03 is: 91,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,820.01 : 290,731.23 = 60,690.03 : x
  2. Step 2: Convert to fraction form
    193,820.01/290,731.23 = 60,690.03/x
  3. Step 3: Cross multiply
    193,820.01x = 290,731.23 × 60,690.03
  4. Step 4: Simplify right side
    193,820.01x = 17,644,487,070.64
  5. Step 5: Solve for x
    x = 17,644,487,070.64/193,820.01
  6. Step 6: Final answer
    x = 91,035.43

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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.