Home / 76,023.16-113,995.86-40,504.46

Finding the Fourth Proportional to 76,023.16, 113,995.86 and 40,504.46

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Solution

The fourth proportional to 76,023.16, 113,995.86 and 40,504.46 is: 60,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,023.16 : 113,995.86 = 40,504.46 : x
  2. Step 2: Convert to fraction form
    76,023.16/113,995.86 = 40,504.46/x
  3. Step 3: Cross multiply
    76,023.16x = 113,995.86 × 40,504.46
  4. Step 4: Simplify right side
    76,023.16x = 4,617,340,029.66
  5. Step 5: Solve for x
    x = 4,617,340,029.66/76,023.16
  6. Step 6: Final answer
    x = 60,735.97

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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.