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Finding the Fourth Proportional to 50,734.60, 68,543.55 and 50,734.60

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Solution

The fourth proportional to 50,734.60, 68,543.55 and 50,734.60 is: 68,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,734.60 : 68,543.55 = 50,734.60 : x
  2. Step 2: Convert to fraction form
    50,734.60/68,543.55 = 50,734.60/x
  3. Step 3: Cross multiply
    50,734.60x = 68,543.55 × 50,734.60
  4. Step 4: Simplify right side
    50,734.60x = 3,477,529,591.83
  5. Step 5: Solve for x
    x = 3,477,529,591.83/50,734.60
  6. Step 6: Final answer
    x = 68,543.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.