Home / 40,986.23-56,561.20-23,081.54

Finding the Fourth Proportional to 40,986.23, 56,561.20 and 23,081.54

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Solution

The fourth proportional to 40,986.23, 56,561.20 and 23,081.54 is: 31,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,986.23 : 56,561.20 = 23,081.54 : x
  2. Step 2: Convert to fraction form
    40,986.23/56,561.20 = 23,081.54/x
  3. Step 3: Cross multiply
    40,986.23x = 56,561.20 × 23,081.54
  4. Step 4: Simplify right side
    40,986.23x = 1,305,519,259.74
  5. Step 5: Solve for x
    x = 1,305,519,259.74/40,986.23
  6. Step 6: Final answer
    x = 31,852.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.