Home / 34,076.81-47,028.93-18,968.96

Finding the Fourth Proportional to 34,076.81, 47,028.93 and 18,968.96

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Solution

The fourth proportional to 34,076.81, 47,028.93 and 18,968.96 is: 26,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,076.81 : 47,028.93 = 18,968.96 : x
  2. Step 2: Convert to fraction form
    34,076.81/47,028.93 = 18,968.96/x
  3. Step 3: Cross multiply
    34,076.81x = 47,028.93 × 18,968.96
  4. Step 4: Simplify right side
    34,076.81x = 892,089,892.01
  5. Step 5: Solve for x
    x = 892,089,892.01/34,076.81
  6. Step 6: Final answer
    x = 26,178.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.