Home / 76,258.26-114,359.31-26,325.54

Finding the Fourth Proportional to 76,258.26, 114,359.31 and 26,325.54

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Solution

The fourth proportional to 76,258.26, 114,359.31 and 26,325.54 is: 39,478.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,258.26 : 114,359.31 = 26,325.54 : x
  2. Step 2: Convert to fraction form
    76,258.26/114,359.31 = 26,325.54/x
  3. Step 3: Cross multiply
    76,258.26x = 114,359.31 × 26,325.54
  4. Step 4: Simplify right side
    76,258.26x = 3,010,570,589.78
  5. Step 5: Solve for x
    x = 3,010,570,589.78/76,258.26
  6. Step 6: Final answer
    x = 39,478.62

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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.