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Finding the Fourth Proportional to 14,093.54, 19,449.04 and 7,805.91

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Solution

The fourth proportional to 14,093.54, 19,449.04 and 7,805.91 is: 10,772.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.54 : 19,449.04 = 7,805.91 : x
  2. Step 2: Convert to fraction form
    14,093.54/19,449.04 = 7,805.91/x
  3. Step 3: Cross multiply
    14,093.54x = 19,449.04 × 7,805.91
  4. Step 4: Simplify right side
    14,093.54x = 151,817,455.83
  5. Step 5: Solve for x
    x = 151,817,455.83/14,093.54
  6. Step 6: Final answer
    x = 10,772.13

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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.