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Finding the Fourth Proportional to 121,851.56, 182,706.98 and 37,589.10

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Solution

The fourth proportional to 121,851.56, 182,706.98 and 37,589.10 is: 56,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,851.56 : 182,706.98 = 37,589.10 : x
  2. Step 2: Convert to fraction form
    121,851.56/182,706.98 = 37,589.10/x
  3. Step 3: Cross multiply
    121,851.56x = 182,706.98 × 37,589.10
  4. Step 4: Simplify right side
    121,851.56x = 6,867,790,941.92
  5. Step 5: Solve for x
    x = 6,867,790,941.92/121,851.56
  6. Step 6: Final answer
    x = 56,361.95

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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.