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Finding the Fourth Proportional to 27,993.67, 41,989.05 and 10,462.16

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Solution

The fourth proportional to 27,993.67, 41,989.05 and 10,462.16 is: 15,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,993.67 : 41,989.05 = 10,462.16 : x
  2. Step 2: Convert to fraction form
    27,993.67/41,989.05 = 10,462.16/x
  3. Step 3: Cross multiply
    27,993.67x = 41,989.05 × 10,462.16
  4. Step 4: Simplify right side
    27,993.67x = 439,296,264.32
  5. Step 5: Solve for x
    x = 439,296,264.32/27,993.67
  6. Step 6: Final answer
    x = 15,692.70

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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.