Home / 111,721.09-167,528.89-40,593.54

Finding the Fourth Proportional to 111,721.09, 167,528.89 and 40,593.54

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Solution

The fourth proportional to 111,721.09, 167,528.89 and 40,593.54 is: 60,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,721.09 : 167,528.89 = 40,593.54 : x
  2. Step 2: Convert to fraction form
    111,721.09/167,528.89 = 40,593.54/x
  3. Step 3: Cross multiply
    111,721.09x = 167,528.89 × 40,593.54
  4. Step 4: Simplify right side
    111,721.09x = 6,800,590,697.37
  5. Step 5: Solve for x
    x = 6,800,590,697.37/111,721.09
  6. Step 6: Final answer
    x = 60,871.15

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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.