Home / 62,742.45-94,093.73-20,612.77

Finding the Fourth Proportional to 62,742.45, 94,093.73 and 20,612.77

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Solution

The fourth proportional to 62,742.45, 94,093.73 and 20,612.77 is: 30,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,742.45 : 94,093.73 = 20,612.77 : x
  2. Step 2: Convert to fraction form
    62,742.45/94,093.73 = 20,612.77/x
  3. Step 3: Cross multiply
    62,742.45x = 94,093.73 × 20,612.77
  4. Step 4: Simplify right side
    62,742.45x = 1,939,532,414.93
  5. Step 5: Solve for x
    x = 1,939,532,414.93/62,742.45
  6. Step 6: Final answer
    x = 30,912.60

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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.