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Finding the Fourth Proportional to 114,253.96, 157,621.60 and 68,906.16

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Solution

The fourth proportional to 114,253.96, 157,621.60 and 68,906.16 is: 95,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,253.96 : 157,621.60 = 68,906.16 : x
  2. Step 2: Convert to fraction form
    114,253.96/157,621.60 = 68,906.16/x
  3. Step 3: Cross multiply
    114,253.96x = 157,621.60 × 68,906.16
  4. Step 4: Simplify right side
    114,253.96x = 10,861,099,189.06
  5. Step 5: Solve for x
    x = 10,861,099,189.06/114,253.96
  6. Step 6: Final answer
    x = 95,061.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.