Home / 111,896.13-167,911.57-40,825.01

Finding the Fourth Proportional to 111,896.13, 167,911.57 and 40,825.01

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Solution

The fourth proportional to 111,896.13, 167,911.57 and 40,825.01 is: 61,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,896.13 : 167,911.57 = 40,825.01 : x
  2. Step 2: Convert to fraction form
    111,896.13/167,911.57 = 40,825.01/x
  3. Step 3: Cross multiply
    111,896.13x = 167,911.57 × 40,825.01
  4. Step 4: Simplify right side
    111,896.13x = 6,854,990,684.81
  5. Step 5: Solve for x
    x = 6,854,990,684.81/111,896.13
  6. Step 6: Final answer
    x = 61,262.09

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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.