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Finding the Fourth Proportional to 114,632.60, 171,803.10 and 55,340.60

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Solution

The fourth proportional to 114,632.60, 171,803.10 and 55,340.60 is: 82,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,632.60 : 171,803.10 = 55,340.60 : x
  2. Step 2: Convert to fraction form
    114,632.60/171,803.10 = 55,340.60/x
  3. Step 3: Cross multiply
    114,632.60x = 171,803.10 × 55,340.60
  4. Step 4: Simplify right side
    114,632.60x = 9,507,686,635.86
  5. Step 5: Solve for x
    x = 9,507,686,635.86/114,632.60
  6. Step 6: Final answer
    x = 82,940.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.