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Finding the Fourth Proportional to 164,056.80, 246,085.20 and 110,912.70

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Solution

The fourth proportional to 164,056.80, 246,085.20 and 110,912.70 is: 166,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,056.80 : 246,085.20 = 110,912.70 : x
  2. Step 2: Convert to fraction form
    164,056.80/246,085.20 = 110,912.70/x
  3. Step 3: Cross multiply
    164,056.80x = 246,085.20 × 110,912.70
  4. Step 4: Simplify right side
    164,056.80x = 27,293,973,962.04
  5. Step 5: Solve for x
    x = 27,293,973,962.04/164,056.80
  6. Step 6: Final answer
    x = 166,369.05

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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.