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Finding the Fourth Proportional to 167,410.60, 251,155.38 and 55,099.64

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Solution

The fourth proportional to 167,410.60, 251,155.38 and 55,099.64 is: 82,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,410.60 : 251,155.38 = 55,099.64 : x
  2. Step 2: Convert to fraction form
    167,410.60/251,155.38 = 55,099.64/x
  3. Step 3: Cross multiply
    167,410.60x = 251,155.38 × 55,099.64
  4. Step 4: Simplify right side
    167,410.60x = 13,838,571,022.06
  5. Step 5: Solve for x
    x = 13,838,571,022.06/167,410.60
  6. Step 6: Final answer
    x = 82,662.45

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1.5x scale

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.