Home / 40,081.56-55,317.36-23,314.56

Finding the Fourth Proportional to 40,081.56, 55,317.36 and 23,314.56

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Solution

The fourth proportional to 40,081.56, 55,317.36 and 23,314.56 is: 32,176.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,081.56 : 55,317.36 = 23,314.56 : x
  2. Step 2: Convert to fraction form
    40,081.56/55,317.36 = 23,314.56/x
  3. Step 3: Cross multiply
    40,081.56x = 55,317.36 × 23,314.56
  4. Step 4: Simplify right side
    40,081.56x = 1,289,699,908.76
  5. Step 5: Solve for x
    x = 1,289,699,908.76/40,081.56
  6. Step 6: Final answer
    x = 32,176.89

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