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Finding the Fourth Proportional to 173,694.56, 260,573.04 and 61,439.84

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Solution

The fourth proportional to 173,694.56, 260,573.04 and 61,439.84 is: 92,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,694.56 : 260,573.04 = 61,439.84 : x
  2. Step 2: Convert to fraction form
    173,694.56/260,573.04 = 61,439.84/x
  3. Step 3: Cross multiply
    173,694.56x = 260,573.04 × 61,439.84
  4. Step 4: Simplify right side
    173,694.56x = 16,009,565,885.91
  5. Step 5: Solve for x
    x = 16,009,565,885.91/173,694.56
  6. Step 6: Final answer
    x = 92,170.80

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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.