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Finding the Fourth Proportional to 66,922.74, 100,293.67 and 24,763.31

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Solution

The fourth proportional to 66,922.74, 100,293.67 and 24,763.31 is: 37,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,922.74 : 100,293.67 = 24,763.31 : x
  2. Step 2: Convert to fraction form
    66,922.74/100,293.67 = 24,763.31/x
  3. Step 3: Cross multiply
    66,922.74x = 100,293.67 × 24,763.31
  4. Step 4: Simplify right side
    66,922.74x = 2,483,603,241.25
  5. Step 5: Solve for x
    x = 2,483,603,241.25/66,922.74
  6. Step 6: Final answer
    x = 37,111.50

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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.