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Finding the Fourth Proportional to 14,536.07, 20,059.99 and 8,164.04

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Solution

The fourth proportional to 14,536.07, 20,059.99 and 8,164.04 is: 11,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536.07 : 20,059.99 = 8,164.04 : x
  2. Step 2: Convert to fraction form
    14,536.07/20,059.99 = 8,164.04/x
  3. Step 3: Cross multiply
    14,536.07x = 20,059.99 × 8,164.04
  4. Step 4: Simplify right side
    14,536.07x = 163,770,519.94
  5. Step 5: Solve for x
    x = 163,770,519.94/14,536.07
  6. Step 6: Final answer
    x = 11,266.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.