Home / 62,820.43-94,244.53-20,698.81

Finding the Fourth Proportional to 62,820.43, 94,244.53 and 20,698.81

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Solution

The fourth proportional to 62,820.43, 94,244.53 and 20,698.81 is: 31,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.43 : 94,244.53 = 20,698.81 : x
  2. Step 2: Convert to fraction form
    62,820.43/94,244.53 = 20,698.81/x
  3. Step 3: Cross multiply
    62,820.43x = 94,244.53 × 20,698.81
  4. Step 4: Simplify right side
    62,820.43x = 1,950,749,148.79
  5. Step 5: Solve for x
    x = 1,950,749,148.79/62,820.43
  6. Step 6: Final answer
    x = 31,052.78

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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.