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Finding the Fourth Proportional to 14,504.03, 21,751.03 and 7,487.71

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Solution

The fourth proportional to 14,504.03, 21,751.03 and 7,487.71 is: 11,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.03 : 21,751.03 = 7,487.71 : x
  2. Step 2: Convert to fraction form
    14,504.03/21,751.03 = 7,487.71/x
  3. Step 3: Cross multiply
    14,504.03x = 21,751.03 × 7,487.71
  4. Step 4: Simplify right side
    14,504.03x = 162,865,359.82
  5. Step 5: Solve for x
    x = 162,865,359.82/14,504.03
  6. Step 6: Final answer
    x = 11,228.97

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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.