Home / 76,621.52-114,850.92-37,124.48

Finding the Fourth Proportional to 76,621.52, 114,850.92 and 37,124.48

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Solution

The fourth proportional to 76,621.52, 114,850.92 and 37,124.48 is: 55,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,621.52 : 114,850.92 = 37,124.48 : x
  2. Step 2: Convert to fraction form
    76,621.52/114,850.92 = 37,124.48/x
  3. Step 3: Cross multiply
    76,621.52x = 114,850.92 × 37,124.48
  4. Step 4: Simplify right side
    76,621.52x = 4,263,780,682.52
  5. Step 5: Solve for x
    x = 4,263,780,682.52/76,621.52
  6. Step 6: Final answer
    x = 55,647.30

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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.