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Finding the Fourth Proportional to 62,392.10, 93,600.30 and 18,020.30

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Solution

The fourth proportional to 62,392.10, 93,600.30 and 18,020.30 is: 27,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,392.10 : 93,600.30 = 18,020.30 : x
  2. Step 2: Convert to fraction form
    62,392.10/93,600.30 = 18,020.30/x
  3. Step 3: Cross multiply
    62,392.10x = 93,600.30 × 18,020.30
  4. Step 4: Simplify right side
    62,392.10x = 1,686,705,486.09
  5. Step 5: Solve for x
    x = 1,686,705,486.09/62,392.10
  6. Step 6: Final answer
    x = 27,033.96

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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.