Home / 34,683.75-51,994.40-12,481.52

Finding the Fourth Proportional to 34,683.75, 51,994.40 and 12,481.52

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Solution

The fourth proportional to 34,683.75, 51,994.40 and 12,481.52 is: 18,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.75 : 51,994.40 = 12,481.52 : x
  2. Step 2: Convert to fraction form
    34,683.75/51,994.40 = 12,481.52/x
  3. Step 3: Cross multiply
    34,683.75x = 51,994.40 × 12,481.52
  4. Step 4: Simplify right side
    34,683.75x = 648,968,821.11
  5. Step 5: Solve for x
    x = 648,968,821.11/34,683.75
  6. Step 6: Final answer
    x = 18,711.03

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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.