Home / 110,977.96-166,489.26-40,855.72

Finding the Fourth Proportional to 110,977.96, 166,489.26 and 40,855.72

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Solution

The fourth proportional to 110,977.96, 166,489.26 and 40,855.72 is: 61,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,977.96 : 166,489.26 = 40,855.72 : x
  2. Step 2: Convert to fraction form
    110,977.96/166,489.26 = 40,855.72/x
  3. Step 3: Cross multiply
    110,977.96x = 166,489.26 × 40,855.72
  4. Step 4: Simplify right side
    110,977.96x = 6,802,038,589.57
  5. Step 5: Solve for x
    x = 6,802,038,589.57/110,977.96
  6. Step 6: Final answer
    x = 61,291.80

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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.