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Finding the Fourth Proportional to 19,304.01, 28,961.01 and 5,453.01

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Solution

The fourth proportional to 19,304.01, 28,961.01 and 5,453.01 is: 8,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.01 : 28,961.01 = 5,453.01 : x
  2. Step 2: Convert to fraction form
    19,304.01/28,961.01 = 5,453.01/x
  3. Step 3: Cross multiply
    19,304.01x = 28,961.01 × 5,453.01
  4. Step 4: Simplify right side
    19,304.01x = 157,924,677.14
  5. Step 5: Solve for x
    x = 157,924,677.14/19,304.01
  6. Step 6: Final answer
    x = 8,180.93

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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.