Home / 76,432.56-114,662.32-23,828.96

Finding the Fourth Proportional to 76,432.56, 114,662.32 and 23,828.96

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Solution

The fourth proportional to 76,432.56, 114,662.32 and 23,828.96 is: 35,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,432.56 : 114,662.32 = 23,828.96 : x
  2. Step 2: Convert to fraction form
    76,432.56/114,662.32 = 23,828.96/x
  3. Step 3: Cross multiply
    76,432.56x = 114,662.32 × 23,828.96
  4. Step 4: Simplify right side
    76,432.56x = 2,732,283,836.79
  5. Step 5: Solve for x
    x = 2,732,283,836.79/76,432.56
  6. Step 6: Final answer
    x = 35,747.64

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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.