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Finding the Fourth Proportional to 67,361.48, 92,956.84 and 37,146.80

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Solution

The fourth proportional to 67,361.48, 92,956.84 and 37,146.80 is: 51,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361.48 : 92,956.84 = 37,146.80 : x
  2. Step 2: Convert to fraction form
    67,361.48/92,956.84 = 37,146.80/x
  3. Step 3: Cross multiply
    67,361.48x = 92,956.84 × 37,146.80
  4. Step 4: Simplify right side
    67,361.48x = 3,453,049,144.11
  5. Step 5: Solve for x
    x = 3,453,049,144.11/67,361.48
  6. Step 6: Final answer
    x = 51,261.48

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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.