Home / 111,612.36-167,441.94-32,720.16

Finding the Fourth Proportional to 111,612.36, 167,441.94 and 32,720.16

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Solution

The fourth proportional to 111,612.36, 167,441.94 and 32,720.16 is: 49,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,612.36 : 167,441.94 = 32,720.16 : x
  2. Step 2: Convert to fraction form
    111,612.36/167,441.94 = 32,720.16/x
  3. Step 3: Cross multiply
    111,612.36x = 167,441.94 × 32,720.16
  4. Step 4: Simplify right side
    111,612.36x = 5,478,727,067.51
  5. Step 5: Solve for x
    x = 5,478,727,067.51/111,612.36
  6. Step 6: Final answer
    x = 49,087.10

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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.