Home / 105,684.89-158,524.97-25,723.19

Finding the Fourth Proportional to 105,684.89, 158,524.97 and 25,723.19

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Solution

The fourth proportional to 105,684.89, 158,524.97 and 25,723.19 is: 38,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,684.89 : 158,524.97 = 25,723.19 : x
  2. Step 2: Convert to fraction form
    105,684.89/158,524.97 = 25,723.19/x
  3. Step 3: Cross multiply
    105,684.89x = 158,524.97 × 25,723.19
  4. Step 4: Simplify right side
    105,684.89x = 4,077,768,383.67
  5. Step 5: Solve for x
    x = 4,077,768,383.67/105,684.89
  6. Step 6: Final answer
    x = 38,584.22

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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.