Home / 76,676.32-115,025.47-24,089.91

Finding the Fourth Proportional to 76,676.32, 115,025.47 and 24,089.91

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Solution

The fourth proportional to 76,676.32, 115,025.47 and 24,089.91 is: 36,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,676.32 : 115,025.47 = 24,089.91 : x
  2. Step 2: Convert to fraction form
    76,676.32/115,025.47 = 24,089.91/x
  3. Step 3: Cross multiply
    76,676.32x = 115,025.47 × 24,089.91
  4. Step 4: Simplify right side
    76,676.32x = 2,770,952,728.44
  5. Step 5: Solve for x
    x = 2,770,952,728.44/76,676.32
  6. Step 6: Final answer
    x = 36,138.31

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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.