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Finding the Fourth Proportional to 11,804.74, 16,290.98 and 6,769.92

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Solution

The fourth proportional to 11,804.74, 16,290.98 and 6,769.92 is: 9,342.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.74 : 16,290.98 = 6,769.92 : x
  2. Step 2: Convert to fraction form
    11,804.74/16,290.98 = 6,769.92/x
  3. Step 3: Cross multiply
    11,804.74x = 16,290.98 × 6,769.92
  4. Step 4: Simplify right side
    11,804.74x = 110,288,631.32
  5. Step 5: Solve for x
    x = 110,288,631.32/11,804.74
  6. Step 6: Final answer
    x = 9,342.74

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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.