Home / 110,129.15-165,205.73-35,231.69

Finding the Fourth Proportional to 110,129.15, 165,205.73 and 35,231.69

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Solution

The fourth proportional to 110,129.15, 165,205.73 and 35,231.69 is: 52,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,129.15 : 165,205.73 = 35,231.69 : x
  2. Step 2: Convert to fraction form
    110,129.15/165,205.73 = 35,231.69/x
  3. Step 3: Cross multiply
    110,129.15x = 165,205.73 × 35,231.69
  4. Step 4: Simplify right side
    110,129.15x = 5,820,476,063.40
  5. Step 5: Solve for x
    x = 5,820,476,063.40/110,129.15
  6. Step 6: Final answer
    x = 52,851.37

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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.