Home / 111,416.97-167,091.30-40,331.10

Finding the Fourth Proportional to 111,416.97, 167,091.30 and 40,331.10

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Solution

The fourth proportional to 111,416.97, 167,091.30 and 40,331.10 is: 60,484.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,416.97 : 167,091.30 = 40,331.10 : x
  2. Step 2: Convert to fraction form
    111,416.97/167,091.30 = 40,331.10/x
  3. Step 3: Cross multiply
    111,416.97x = 167,091.30 × 40,331.10
  4. Step 4: Simplify right side
    111,416.97x = 6,738,975,929.43
  5. Step 5: Solve for x
    x = 6,738,975,929.43/111,416.97
  6. Step 6: Final answer
    x = 60,484.29

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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.