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Finding the Fourth Proportional to 11,700.88, 17,519.64 and 9,598.48

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Solution

The fourth proportional to 11,700.88, 17,519.64 and 9,598.48 is: 14,371.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.88 : 17,519.64 = 9,598.48 : x
  2. Step 2: Convert to fraction form
    11,700.88/17,519.64 = 9,598.48/x
  3. Step 3: Cross multiply
    11,700.88x = 17,519.64 × 9,598.48
  4. Step 4: Simplify right side
    11,700.88x = 168,161,914.15
  5. Step 5: Solve for x
    x = 168,161,914.15/11,700.88
  6. Step 6: Final answer
    x = 14,371.73

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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.