Home / 62,821.42-94,246.03-20,699.80

Finding the Fourth Proportional to 62,821.42, 94,246.03 and 20,699.80

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Solution

The fourth proportional to 62,821.42, 94,246.03 and 20,699.80 is: 31,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,821.42 : 94,246.03 = 20,699.80 : x
  2. Step 2: Convert to fraction form
    62,821.42/94,246.03 = 20,699.80/x
  3. Step 3: Cross multiply
    62,821.42x = 94,246.03 × 20,699.80
  4. Step 4: Simplify right side
    62,821.42x = 1,950,873,971.79
  5. Step 5: Solve for x
    x = 1,950,873,971.79/62,821.42
  6. Step 6: Final answer
    x = 31,054.28

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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.