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Finding the Fourth Proportional to 27,075.67, 40,608.01 and 7,354.39

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Solution

The fourth proportional to 27,075.67, 40,608.01 and 7,354.39 is: 11,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.67 : 40,608.01 = 7,354.39 : x
  2. Step 2: Convert to fraction form
    27,075.67/40,608.01 = 7,354.39/x
  3. Step 3: Cross multiply
    27,075.67x = 40,608.01 × 7,354.39
  4. Step 4: Simplify right side
    27,075.67x = 298,647,142.66
  5. Step 5: Solve for x
    x = 298,647,142.66/27,075.67
  6. Step 6: Final answer
    x = 11,030.09

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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.