Home / 110,629.70-165,742.95-63,743.30

Finding the Fourth Proportional to 110,629.70, 165,742.95 and 63,743.30

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Solution

The fourth proportional to 110,629.70, 165,742.95 and 63,743.30 is: 95,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,629.70 : 165,742.95 = 63,743.30 : x
  2. Step 2: Convert to fraction form
    110,629.70/165,742.95 = 63,743.30/x
  3. Step 3: Cross multiply
    110,629.70x = 165,742.95 × 63,743.30
  4. Step 4: Simplify right side
    110,629.70x = 10,565,002,584.74
  5. Step 5: Solve for x
    x = 10,565,002,584.74/110,629.70
  6. Step 6: Final answer
    x = 95,498.79

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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.