Home / 110,527.10-165,620.55-82,314.80

Finding the Fourth Proportional to 110,527.10, 165,620.55 and 82,314.80

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Solution

The fourth proportional to 110,527.10, 165,620.55 and 82,314.80 is: 123,345.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,527.10 : 165,620.55 = 82,314.80 : x
  2. Step 2: Convert to fraction form
    110,527.10/165,620.55 = 82,314.80/x
  3. Step 3: Cross multiply
    110,527.10x = 165,620.55 × 82,314.80
  4. Step 4: Simplify right side
    110,527.10x = 13,633,022,449.14
  5. Step 5: Solve for x
    x = 13,633,022,449.14/110,527.10
  6. Step 6: Final answer
    x = 123,345.52

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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.