Home / 42,167.46-63,251.20-17,219.26

Finding the Fourth Proportional to 42,167.46, 63,251.20 and 17,219.26

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Solution

The fourth proportional to 42,167.46, 63,251.20 and 17,219.26 is: 25,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,167.46 : 63,251.20 = 17,219.26 : x
  2. Step 2: Convert to fraction form
    42,167.46/63,251.20 = 17,219.26/x
  3. Step 3: Cross multiply
    42,167.46x = 63,251.20 × 17,219.26
  4. Step 4: Simplify right side
    42,167.46x = 1,089,138,958.70
  5. Step 5: Solve for x
    x = 1,089,138,958.70/42,167.46
  6. Step 6: Final answer
    x = 25,828.89

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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.