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Finding the Fourth Proportional to 27,195.07, 40,787.98 and 7,469.01

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Solution

The fourth proportional to 27,195.07, 40,787.98 and 7,469.01 is: 11,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.07 : 40,787.98 = 7,469.01 : x
  2. Step 2: Convert to fraction form
    27,195.07/40,787.98 = 7,469.01/x
  3. Step 3: Cross multiply
    27,195.07x = 40,787.98 × 7,469.01
  4. Step 4: Simplify right side
    27,195.07x = 304,645,830.50
  5. Step 5: Solve for x
    x = 304,645,830.50/27,195.07
  6. Step 6: Final answer
    x = 11,202.24

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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.