Home / 217,912.32-326,671.20-151,383.60

Finding the Fourth Proportional to 217,912.32, 326,671.20 and 151,383.60

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Solution

The fourth proportional to 217,912.32, 326,671.20 and 151,383.60 is: 226,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,912.32 : 326,671.20 = 151,383.60 : x
  2. Step 2: Convert to fraction form
    217,912.32/326,671.20 = 151,383.60/x
  3. Step 3: Cross multiply
    217,912.32x = 326,671.20 × 151,383.60
  4. Step 4: Simplify right side
    217,912.32x = 49,452,662,272.32
  5. Step 5: Solve for x
    x = 49,452,662,272.32/217,912.32
  6. Step 6: Final answer
    x = 226,938.35

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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.