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Finding the Fourth Proportional to 130,059.98, 195,105.60 and 45,802.73

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Solution

The fourth proportional to 130,059.98, 195,105.60 and 45,802.73 is: 68,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,059.98 : 195,105.60 = 45,802.73 : x
  2. Step 2: Convert to fraction form
    130,059.98/195,105.60 = 45,802.73/x
  3. Step 3: Cross multiply
    130,059.98x = 195,105.60 × 45,802.73
  4. Step 4: Simplify right side
    130,059.98x = 8,936,369,606.05
  5. Step 5: Solve for x
    x = 8,936,369,606.05/130,059.98
  6. Step 6: Final answer
    x = 68,709.61

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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.