Home / 110,629.20-165,742.20-63,742.80

Finding the Fourth Proportional to 110,629.20, 165,742.20 and 63,742.80

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Solution

The fourth proportional to 110,629.20, 165,742.20 and 63,742.80 is: 95,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,629.20 : 165,742.20 = 63,742.80 : x
  2. Step 2: Convert to fraction form
    110,629.20/165,742.20 = 63,742.80/x
  3. Step 3: Cross multiply
    110,629.20x = 165,742.20 × 63,742.80
  4. Step 4: Simplify right side
    110,629.20x = 10,564,871,906.16
  5. Step 5: Solve for x
    x = 10,564,871,906.16/110,629.20
  6. Step 6: Final answer
    x = 95,498.04

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1.5x scale

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.