Home / 86,975.78-130,464.27-23,794.56

Finding the Fourth Proportional to 86,975.78, 130,464.27 and 23,794.56

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Solution

The fourth proportional to 86,975.78, 130,464.27 and 23,794.56 is: 35,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,975.78 : 130,464.27 = 23,794.56 : x
  2. Step 2: Convert to fraction form
    86,975.78/130,464.27 = 23,794.56/x
  3. Step 3: Cross multiply
    86,975.78x = 130,464.27 × 23,794.56
  4. Step 4: Simplify right side
    86,975.78x = 3,104,339,900.37
  5. Step 5: Solve for x
    x = 3,104,339,900.37/86,975.78
  6. Step 6: Final answer
    x = 35,692.01

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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.