Home / 76,803.44-115,257.03-26,883.95

Finding the Fourth Proportional to 76,803.44, 115,257.03 and 26,883.95

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Solution

The fourth proportional to 76,803.44, 115,257.03 and 26,883.95 is: 40,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,803.44 : 115,257.03 = 26,883.95 : x
  2. Step 2: Convert to fraction form
    76,803.44/115,257.03 = 26,883.95/x
  3. Step 3: Cross multiply
    76,803.44x = 115,257.03 × 26,883.95
  4. Step 4: Simplify right side
    76,803.44x = 3,098,564,202.89
  5. Step 5: Solve for x
    x = 3,098,564,202.89/76,803.44
  6. Step 6: Final answer
    x = 40,344.08

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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.