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Finding the Fourth Proportional to 60,334, 83,268.54 and 39,654.96

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Solution

The fourth proportional to 60,334, 83,268.54 and 39,654.96 is: 54,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,334 : 83,268.54 = 39,654.96 : x
  2. Step 2: Convert to fraction form
    60,334/83,268.54 = 39,654.96/x
  3. Step 3: Cross multiply
    60,334x = 83,268.54 × 39,654.96
  4. Step 4: Simplify right side
    60,334x = 3,302,010,622.96
  5. Step 5: Solve for x
    x = 3,302,010,622.96/60,334
  6. Step 6: Final answer
    x = 54,728.85

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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.