Home / 57,469.96-86,244.57-20,030.34

Finding the Fourth Proportional to 57,469.96, 86,244.57 and 20,030.34

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Solution

The fourth proportional to 57,469.96, 86,244.57 and 20,030.34 is: 30,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,469.96 : 86,244.57 = 20,030.34 : x
  2. Step 2: Convert to fraction form
    57,469.96/86,244.57 = 20,030.34/x
  3. Step 3: Cross multiply
    57,469.96x = 86,244.57 × 20,030.34
  4. Step 4: Simplify right side
    57,469.96x = 1,727,507,954.88
  5. Step 5: Solve for x
    x = 1,727,507,954.88/57,469.96
  6. Step 6: Final answer
    x = 30,059.32

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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.