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Finding the Fourth Proportional to 66,757.55, 92,125.49 and 36,544.14

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Solution

The fourth proportional to 66,757.55, 92,125.49 and 36,544.14 is: 50,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,757.55 : 92,125.49 = 36,544.14 : x
  2. Step 2: Convert to fraction form
    66,757.55/92,125.49 = 36,544.14/x
  3. Step 3: Cross multiply
    66,757.55x = 92,125.49 × 36,544.14
  4. Step 4: Simplify right side
    66,757.55x = 3,366,646,621.41
  5. Step 5: Solve for x
    x = 3,366,646,621.41/66,757.55
  6. Step 6: Final answer
    x = 50,430.95

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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.