Home / 76,680.72-115,032.69-24,085.26

Finding the Fourth Proportional to 76,680.72, 115,032.69 and 24,085.26

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Solution

The fourth proportional to 76,680.72, 115,032.69 and 24,085.26 is: 36,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,680.72 : 115,032.69 = 24,085.26 : x
  2. Step 2: Convert to fraction form
    76,680.72/115,032.69 = 24,085.26/x
  3. Step 3: Cross multiply
    76,680.72x = 115,032.69 × 24,085.26
  4. Step 4: Simplify right side
    76,680.72x = 2,770,592,247.15
  5. Step 5: Solve for x
    x = 2,770,592,247.15/76,680.72
  6. Step 6: Final answer
    x = 36,131.54

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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.