Home / 57,971.26-86,972.01-16,418.26

Finding the Fourth Proportional to 57,971.26, 86,972.01 and 16,418.26

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Solution

The fourth proportional to 57,971.26, 86,972.01 and 16,418.26 is: 24,631.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,971.26 : 86,972.01 = 16,418.26 : x
  2. Step 2: Convert to fraction form
    57,971.26/86,972.01 = 16,418.26/x
  3. Step 3: Cross multiply
    57,971.26x = 86,972.01 × 16,418.26
  4. Step 4: Simplify right side
    57,971.26x = 1,427,929,072.90
  5. Step 5: Solve for x
    x = 1,427,929,072.90/57,971.26
  6. Step 6: Final answer
    x = 24,631.67

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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.