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Finding the Fourth Proportional to 66,750.95, 92,114.91 and 36,535.56

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Solution

The fourth proportional to 66,750.95, 92,114.91 and 36,535.56 is: 50,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,750.95 : 92,114.91 = 36,535.56 : x
  2. Step 2: Convert to fraction form
    66,750.95/92,114.91 = 36,535.56/x
  3. Step 3: Cross multiply
    66,750.95x = 92,114.91 × 36,535.56
  4. Step 4: Simplify right side
    66,750.95x = 3,365,469,821.20
  5. Step 5: Solve for x
    x = 3,365,469,821.20/66,750.95
  6. Step 6: Final answer
    x = 50,418.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.