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Finding the Fourth Proportional to 181,253.60, 271,880.40 and 151,947.80

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Solution

The fourth proportional to 181,253.60, 271,880.40 and 151,947.80 is: 227,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,253.60 : 271,880.40 = 151,947.80 : x
  2. Step 2: Convert to fraction form
    181,253.60/271,880.40 = 151,947.80/x
  3. Step 3: Cross multiply
    181,253.60x = 271,880.40 × 151,947.80
  4. Step 4: Simplify right side
    181,253.60x = 41,311,628,643.12
  5. Step 5: Solve for x
    x = 41,311,628,643.12/181,253.60
  6. Step 6: Final answer
    x = 227,921.70

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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.