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Finding the Fourth Proportional to 173,583.84, 260,394.96 and 55,227.72

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Solution

The fourth proportional to 173,583.84, 260,394.96 and 55,227.72 is: 82,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,583.84 : 260,394.96 = 55,227.72 : x
  2. Step 2: Convert to fraction form
    173,583.84/260,394.96 = 55,227.72/x
  3. Step 3: Cross multiply
    173,583.84x = 260,394.96 × 55,227.72
  4. Step 4: Simplify right side
    173,583.84x = 14,381,019,940.29
  5. Step 5: Solve for x
    x = 14,381,019,940.29/173,583.84
  6. Step 6: Final answer
    x = 82,847.69

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1.5x scale

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.