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Finding the Fourth Proportional to 8,385.67, 12,524.92 and 7,593.89

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Solution

The fourth proportional to 8,385.67, 12,524.92 and 7,593.89 is: 11,342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385.67 : 12,524.92 = 7,593.89 : x
  2. Step 2: Convert to fraction form
    8,385.67/12,524.92 = 7,593.89/x
  3. Step 3: Cross multiply
    8,385.67x = 12,524.92 × 7,593.89
  4. Step 4: Simplify right side
    8,385.67x = 95,112,877.07
  5. Step 5: Solve for x
    x = 95,112,877.07/8,385.67
  6. Step 6: Final answer
    x = 11,342.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.