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Finding the Fourth Proportional to 192,801.48, 289,193.70 and 52,560.12

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Solution

The fourth proportional to 192,801.48, 289,193.70 and 52,560.12 is: 78,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,801.48 : 289,193.70 = 52,560.12 : x
  2. Step 2: Convert to fraction form
    192,801.48/289,193.70 = 52,560.12/x
  3. Step 3: Cross multiply
    192,801.48x = 289,193.70 × 52,560.12
  4. Step 4: Simplify right side
    192,801.48x = 15,200,055,575.24
  5. Step 5: Solve for x
    x = 15,200,055,575.24/192,801.48
  6. Step 6: Final answer
    x = 78,837.86

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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.