Home / 166,792.64-230,173.48-90,311.36

Finding the Fourth Proportional to 166,792.64, 230,173.48 and 90,311.36

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Solution

The fourth proportional to 166,792.64, 230,173.48 and 90,311.36 is: 124,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,792.64 : 230,173.48 = 90,311.36 : x
  2. Step 2: Convert to fraction form
    166,792.64/230,173.48 = 90,311.36/x
  3. Step 3: Cross multiply
    166,792.64x = 230,173.48 × 90,311.36
  4. Step 4: Simplify right side
    166,792.64x = 20,787,280,014.73
  5. Step 5: Solve for x
    x = 20,787,280,014.73/166,792.64
  6. Step 6: Final answer
    x = 124,629.48

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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.