Home / 111,552.03-167,394.53-40,480.21

Finding the Fourth Proportional to 111,552.03, 167,394.53 and 40,480.21

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Solution

The fourth proportional to 111,552.03, 167,394.53 and 40,480.21 is: 60,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,552.03 : 167,394.53 = 40,480.21 : x
  2. Step 2: Convert to fraction form
    111,552.03/167,394.53 = 40,480.21/x
  3. Step 3: Cross multiply
    111,552.03x = 167,394.53 × 40,480.21
  4. Step 4: Simplify right side
    111,552.03x = 6,776,165,734.09
  5. Step 5: Solve for x
    x = 6,776,165,734.09/111,552.03
  6. Step 6: Final answer
    x = 60,744.44

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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.