Home / 86,246.37-129,390.21-27,082.01

Finding the Fourth Proportional to 86,246.37, 129,390.21 and 27,082.01

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Solution

The fourth proportional to 86,246.37, 129,390.21 and 27,082.01 is: 40,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,246.37 : 129,390.21 = 27,082.01 : x
  2. Step 2: Convert to fraction form
    86,246.37/129,390.21 = 27,082.01/x
  3. Step 3: Cross multiply
    86,246.37x = 129,390.21 × 27,082.01
  4. Step 4: Simplify right side
    86,246.37x = 3,504,147,284.60
  5. Step 5: Solve for x
    x = 3,504,147,284.60/86,246.37
  6. Step 6: Final answer
    x = 40,629.50

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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.