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Finding the Fourth Proportional to 135,847.55, 203,705.06 and 41,059.46

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Solution

The fourth proportional to 135,847.55, 203,705.06 and 41,059.46 is: 61,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,847.55 : 203,705.06 = 41,059.46 : x
  2. Step 2: Convert to fraction form
    135,847.55/203,705.06 = 41,059.46/x
  3. Step 3: Cross multiply
    135,847.55x = 203,705.06 × 41,059.46
  4. Step 4: Simplify right side
    135,847.55x = 8,364,018,539.05
  5. Step 5: Solve for x
    x = 8,364,018,539.05/135,847.55
  6. Step 6: Final answer
    x = 61,569.15

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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.