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Finding the Fourth Proportional to 11,300.63, 16,950.94 and 4,375.13

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Solution

The fourth proportional to 11,300.63, 16,950.94 and 4,375.13 is: 6,562.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.63 : 16,950.94 = 4,375.13 : x
  2. Step 2: Convert to fraction form
    11,300.63/16,950.94 = 4,375.13/x
  3. Step 3: Cross multiply
    11,300.63x = 16,950.94 × 4,375.13
  4. Step 4: Simplify right side
    11,300.63x = 74,162,470.43
  5. Step 5: Solve for x
    x = 74,162,470.43/11,300.63
  6. Step 6: Final answer
    x = 6,562.69

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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.