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Finding the Fourth Proportional to 173,704.40, 260,577.62 and 61,361.62

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Solution

The fourth proportional to 173,704.40, 260,577.62 and 61,361.62 is: 92,049.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,704.40 : 260,577.62 = 61,361.62 : x
  2. Step 2: Convert to fraction form
    173,704.40/260,577.62 = 61,361.62/x
  3. Step 3: Cross multiply
    173,704.40x = 260,577.62 × 61,361.62
  4. Step 4: Simplify right side
    173,704.40x = 15,989,464,898.94
  5. Step 5: Solve for x
    x = 15,989,464,898.94/173,704.40
  6. Step 6: Final answer
    x = 92,049.86

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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.