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Finding the Fourth Proportional to 66,592.52, 99,903.18 and 19,849.16

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Solution

The fourth proportional to 66,592.52, 99,903.18 and 19,849.16 is: 29,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,592.52 : 99,903.18 = 19,849.16 : x
  2. Step 2: Convert to fraction form
    66,592.52/99,903.18 = 19,849.16/x
  3. Step 3: Cross multiply
    66,592.52x = 99,903.18 × 19,849.16
  4. Step 4: Simplify right side
    66,592.52x = 1,982,994,204.33
  5. Step 5: Solve for x
    x = 1,982,994,204.33/66,592.52
  6. Step 6: Final answer
    x = 29,778.03

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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.