Home / 87,634.94-131,357.63-34,986.56

Finding the Fourth Proportional to 87,634.94, 131,357.63 and 34,986.56

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Solution

The fourth proportional to 87,634.94, 131,357.63 and 34,986.56 is: 52,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,634.94 : 131,357.63 = 34,986.56 : x
  2. Step 2: Convert to fraction form
    87,634.94/131,357.63 = 34,986.56/x
  3. Step 3: Cross multiply
    87,634.94x = 131,357.63 × 34,986.56
  4. Step 4: Simplify right side
    87,634.94x = 4,595,751,034.13
  5. Step 5: Solve for x
    x = 4,595,751,034.13/87,634.94
  6. Step 6: Final answer
    x = 52,442.00

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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.