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Finding the Fourth Proportional to 62,751.44, 94,095.81 and 20,051.21

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Solution

The fourth proportional to 62,751.44, 94,095.81 and 20,051.21 is: 30,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,751.44 : 94,095.81 = 20,051.21 : x
  2. Step 2: Convert to fraction form
    62,751.44/94,095.81 = 20,051.21/x
  3. Step 3: Cross multiply
    62,751.44x = 94,095.81 × 20,051.21
  4. Step 4: Simplify right side
    62,751.44x = 1,886,734,846.43
  5. Step 5: Solve for x
    x = 1,886,734,846.43/62,751.44
  6. Step 6: Final answer
    x = 30,066.80

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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.