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Finding the Fourth Proportional to 67,893.96, 93,693.54 and 37,679.65

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Solution

The fourth proportional to 67,893.96, 93,693.54 and 37,679.65 is: 51,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,893.96 : 93,693.54 = 37,679.65 : x
  2. Step 2: Convert to fraction form
    67,893.96/93,693.54 = 37,679.65/x
  3. Step 3: Cross multiply
    67,893.96x = 93,693.54 × 37,679.65
  4. Step 4: Simplify right side
    67,893.96x = 3,530,339,701.53
  5. Step 5: Solve for x
    x = 3,530,339,701.53/67,893.96
  6. Step 6: Final answer
    x = 51,997.84

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1.5x scale

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.