Home / 110,301.70-164,205.05-109,645.60

Finding the Fourth Proportional to 110,301.70, 164,205.05 and 109,645.60

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Solution

The fourth proportional to 110,301.70, 164,205.05 and 109,645.60 is: 163,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,301.70 : 164,205.05 = 109,645.60 : x
  2. Step 2: Convert to fraction form
    110,301.70/164,205.05 = 109,645.60/x
  3. Step 3: Cross multiply
    110,301.70x = 164,205.05 × 109,645.60
  4. Step 4: Simplify right side
    110,301.70x = 18,004,361,230.28
  5. Step 5: Solve for x
    x = 18,004,361,230.28/110,301.70
  6. Step 6: Final answer
    x = 163,228.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.