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Finding the Fourth Proportional to 53,691.89, 80,493.48 and 23,684.74

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Solution

The fourth proportional to 53,691.89, 80,493.48 and 23,684.74 is: 35,507.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.89 : 80,493.48 = 23,684.74 : x
  2. Step 2: Convert to fraction form
    53,691.89/80,493.48 = 23,684.74/x
  3. Step 3: Cross multiply
    53,691.89x = 80,493.48 × 23,684.74
  4. Step 4: Simplify right side
    53,691.89x = 1,906,466,944.26
  5. Step 5: Solve for x
    x = 1,906,466,944.26/53,691.89
  6. Step 6: Final answer
    x = 35,507.54

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1.5x scale

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.