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Finding the Fourth Proportional to 16,262.88, 24,375.48 and 7,479.36

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Solution

The fourth proportional to 16,262.88, 24,375.48 and 7,479.36 is: 11,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,262.88 : 24,375.48 = 7,479.36 : x
  2. Step 2: Convert to fraction form
    16,262.88/24,375.48 = 7,479.36/x
  3. Step 3: Cross multiply
    16,262.88x = 24,375.48 × 7,479.36
  4. Step 4: Simplify right side
    16,262.88x = 182,312,990.09
  5. Step 5: Solve for x
    x = 182,312,990.09/16,262.88
  6. Step 6: Final answer
    x = 11,210.38

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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.