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Finding the Fourth Proportional to 16,741.12, 25,093.86 and 7,957.48

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Solution

The fourth proportional to 16,741.12, 25,093.86 and 7,957.48 is: 11,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,741.12 : 25,093.86 = 7,957.48 : x
  2. Step 2: Convert to fraction form
    16,741.12/25,093.86 = 7,957.48/x
  3. Step 3: Cross multiply
    16,741.12x = 25,093.86 × 7,957.48
  4. Step 4: Simplify right side
    16,741.12x = 199,683,889.07
  5. Step 5: Solve for x
    x = 199,683,889.07/16,741.12
  6. Step 6: Final answer
    x = 11,927.75

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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.