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Finding the Fourth Proportional to 144,770.58, 217,102.50 and 49,976.64

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Solution

The fourth proportional to 144,770.58, 217,102.50 and 49,976.64 is: 74,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,770.58 : 217,102.50 = 49,976.64 : x
  2. Step 2: Convert to fraction form
    144,770.58/217,102.50 = 49,976.64/x
  3. Step 3: Cross multiply
    144,770.58x = 217,102.50 × 49,976.64
  4. Step 4: Simplify right side
    144,770.58x = 10,850,053,485.60
  5. Step 5: Solve for x
    x = 10,850,053,485.60/144,770.58
  6. Step 6: Final answer
    x = 74,946.54

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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.