Home / 76,850.38-115,283.24-23,541.74

Finding the Fourth Proportional to 76,850.38, 115,283.24 and 23,541.74

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Solution

The fourth proportional to 76,850.38, 115,283.24 and 23,541.74 is: 35,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,850.38 : 115,283.24 = 23,541.74 : x
  2. Step 2: Convert to fraction form
    76,850.38/115,283.24 = 23,541.74/x
  3. Step 3: Cross multiply
    76,850.38x = 115,283.24 × 23,541.74
  4. Step 4: Simplify right side
    76,850.38x = 2,713,968,062.44
  5. Step 5: Solve for x
    x = 2,713,968,062.44/76,850.38
  6. Step 6: Final answer
    x = 35,314.96

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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.