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Finding the Fourth Proportional to 27,195.93, 40,793.90 and 8,740.89

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Solution

The fourth proportional to 27,195.93, 40,793.90 and 8,740.89 is: 13,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.93 : 40,793.90 = 8,740.89 : x
  2. Step 2: Convert to fraction form
    27,195.93/40,793.90 = 8,740.89/x
  3. Step 3: Cross multiply
    27,195.93x = 40,793.90 × 8,740.89
  4. Step 4: Simplify right side
    27,195.93x = 356,574,948.87
  5. Step 5: Solve for x
    x = 356,574,948.87/27,195.93
  6. Step 6: Final answer
    x = 13,111.34

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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.