Home / 173,017.08-238,629.24-109,331.64

Finding the Fourth Proportional to 173,017.08, 238,629.24 and 109,331.64

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Solution

The fourth proportional to 173,017.08, 238,629.24 and 109,331.64 is: 150,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,017.08 : 238,629.24 = 109,331.64 : x
  2. Step 2: Convert to fraction form
    173,017.08/238,629.24 = 109,331.64/x
  3. Step 3: Cross multiply
    173,017.08x = 238,629.24 × 109,331.64
  4. Step 4: Simplify right side
    173,017.08x = 26,089,726,161.15
  5. Step 5: Solve for x
    x = 26,089,726,161.15/173,017.08
  6. Step 6: Final answer
    x = 150,792.78

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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.