Home / 43,688.28-65,519.72-17,028.34

Finding the Fourth Proportional to 43,688.28, 65,519.72 and 17,028.34

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Solution

The fourth proportional to 43,688.28, 65,519.72 and 17,028.34 is: 25,537.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,688.28 : 65,519.72 = 17,028.34 : x
  2. Step 2: Convert to fraction form
    43,688.28/65,519.72 = 17,028.34/x
  3. Step 3: Cross multiply
    43,688.28x = 65,519.72 × 17,028.34
  4. Step 4: Simplify right side
    43,688.28x = 1,115,692,068.86
  5. Step 5: Solve for x
    x = 1,115,692,068.86/43,688.28
  6. Step 6: Final answer
    x = 25,537.56

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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.