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Finding the Fourth Proportional to 11,741.31, 16,203.51 and 7,024.68

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Solution

The fourth proportional to 11,741.31, 16,203.51 and 7,024.68 is: 9,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.31 : 16,203.51 = 7,024.68 : x
  2. Step 2: Convert to fraction form
    11,741.31/16,203.51 = 7,024.68/x
  3. Step 3: Cross multiply
    11,741.31x = 16,203.51 × 7,024.68
  4. Step 4: Simplify right side
    11,741.31x = 113,824,472.63
  5. Step 5: Solve for x
    x = 113,824,472.63/11,741.31
  6. Step 6: Final answer
    x = 9,694.36

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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.