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Finding the Fourth Proportional to 62,474.02, 93,710.94 and 20,354.02

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Solution

The fourth proportional to 62,474.02, 93,710.94 and 20,354.02 is: 30,531.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,474.02 : 93,710.94 = 20,354.02 : x
  2. Step 2: Convert to fraction form
    62,474.02/93,710.94 = 20,354.02/x
  3. Step 3: Cross multiply
    62,474.02x = 93,710.94 × 20,354.02
  4. Step 4: Simplify right side
    62,474.02x = 1,907,394,346.98
  5. Step 5: Solve for x
    x = 1,907,394,346.98/62,474.02
  6. Step 6: Final answer
    x = 30,531.00

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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.