Home / 41,881.79-62,825.04-13,421.22

Finding the Fourth Proportional to 41,881.79, 62,825.04 and 13,421.22

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Solution

The fourth proportional to 41,881.79, 62,825.04 and 13,421.22 is: 20,132.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,881.79 : 62,825.04 = 13,421.22 : x
  2. Step 2: Convert to fraction form
    41,881.79/62,825.04 = 13,421.22/x
  3. Step 3: Cross multiply
    41,881.79x = 62,825.04 × 13,421.22
  4. Step 4: Simplify right side
    41,881.79x = 843,188,683.35
  5. Step 5: Solve for x
    x = 843,188,683.35/41,881.79
  6. Step 6: Final answer
    x = 20,132.59

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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.