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Finding the Fourth Proportional to 11,695.01, 17,434.22 and 11,515.19

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Solution

The fourth proportional to 11,695.01, 17,434.22 and 11,515.19 is: 17,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.01 : 17,434.22 = 11,515.19 : x
  2. Step 2: Convert to fraction form
    11,695.01/17,434.22 = 11,515.19/x
  3. Step 3: Cross multiply
    11,695.01x = 17,434.22 × 11,515.19
  4. Step 4: Simplify right side
    11,695.01x = 200,758,211.05
  5. Step 5: Solve for x
    x = 200,758,211.05/11,695.01
  6. Step 6: Final answer
    x = 17,166.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.