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Finding the Fourth Proportional to 11,814.66, 17,629.43 and 10,573.54

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Solution

The fourth proportional to 11,814.66, 17,629.43 and 10,573.54 is: 15,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.66 : 17,629.43 = 10,573.54 : x
  2. Step 2: Convert to fraction form
    11,814.66/17,629.43 = 10,573.54/x
  3. Step 3: Cross multiply
    11,814.66x = 17,629.43 × 10,573.54
  4. Step 4: Simplify right side
    11,814.66x = 186,405,483.28
  5. Step 5: Solve for x
    x = 186,405,483.28/11,814.66
  6. Step 6: Final answer
    x = 15,777.47

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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.