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Finding the Fourth Proportional to 14,525.93, 20,044.97 and 8,151.93

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Solution

The fourth proportional to 14,525.93, 20,044.97 and 8,151.93 is: 11,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.93 : 20,044.97 = 8,151.93 : x
  2. Step 2: Convert to fraction form
    14,525.93/20,044.97 = 8,151.93/x
  3. Step 3: Cross multiply
    14,525.93x = 20,044.97 × 8,151.93
  4. Step 4: Simplify right side
    14,525.93x = 163,405,151.53
  5. Step 5: Solve for x
    x = 163,405,151.53/14,525.93
  6. Step 6: Final answer
    x = 11,249.21

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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.