Home / 202,193.58-279,025.34-111,550.33

Finding the Fourth Proportional to 202,193.58, 279,025.34 and 111,550.33

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Solution

The fourth proportional to 202,193.58, 279,025.34 and 111,550.33 is: 153,938.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,193.58 : 279,025.34 = 111,550.33 : x
  2. Step 2: Convert to fraction form
    202,193.58/279,025.34 = 111,550.33/x
  3. Step 3: Cross multiply
    202,193.58x = 279,025.34 × 111,550.33
  4. Step 4: Simplify right side
    202,193.58x = 31,125,367,500.05
  5. Step 5: Solve for x
    x = 31,125,367,500.05/202,193.58
  6. Step 6: Final answer
    x = 153,938.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.