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Finding the Fourth Proportional to 192,676.80, 289,042.86 and 59,567.43

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Solution

The fourth proportional to 192,676.80, 289,042.86 and 59,567.43 is: 89,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,676.80 : 289,042.86 = 59,567.43 : x
  2. Step 2: Convert to fraction form
    192,676.80/289,042.86 = 59,567.43/x
  3. Step 3: Cross multiply
    192,676.80x = 289,042.86 × 59,567.43
  4. Step 4: Simplify right side
    192,676.80x = 17,217,540,330.05
  5. Step 5: Solve for x
    x = 17,217,540,330.05/192,676.80
  6. Step 6: Final answer
    x = 89,359.70

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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.