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Finding the Fourth Proportional to 57,893.80, 86,848.80 and 24,613.60

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Solution

The fourth proportional to 57,893.80, 86,848.80 and 24,613.60 is: 36,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,893.80 : 86,848.80 = 24,613.60 : x
  2. Step 2: Convert to fraction form
    57,893.80/86,848.80 = 24,613.60/x
  3. Step 3: Cross multiply
    57,893.80x = 86,848.80 × 24,613.60
  4. Step 4: Simplify right side
    57,893.80x = 2,137,661,623.68
  5. Step 5: Solve for x
    x = 2,137,661,623.68/57,893.80
  6. Step 6: Final answer
    x = 36,923.84

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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.