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Finding the Fourth Proportional to 11,799.95, 17,697.08 and 3,477.71

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Solution

The fourth proportional to 11,799.95, 17,697.08 and 3,477.71 is: 5,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.95 : 17,697.08 = 3,477.71 : x
  2. Step 2: Convert to fraction form
    11,799.95/17,697.08 = 3,477.71/x
  3. Step 3: Cross multiply
    11,799.95x = 17,697.08 × 3,477.71
  4. Step 4: Simplify right side
    11,799.95x = 61,545,365.02
  5. Step 5: Solve for x
    x = 61,545,365.02/11,799.95
  6. Step 6: Final answer
    x = 5,215.73

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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.