Home / 165,323.56-228,149.06-89,872.36

Finding the Fourth Proportional to 165,323.56, 228,149.06 and 89,872.36

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Solution

The fourth proportional to 165,323.56, 228,149.06 and 89,872.36 is: 124,025.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,323.56 : 228,149.06 = 89,872.36 : x
  2. Step 2: Convert to fraction form
    165,323.56/228,149.06 = 89,872.36/x
  3. Step 3: Cross multiply
    165,323.56x = 228,149.06 × 89,872.36
  4. Step 4: Simplify right side
    165,323.56x = 20,504,294,453.98
  5. Step 5: Solve for x
    x = 20,504,294,453.98/165,323.56
  6. Step 6: Final answer
    x = 124,025.24

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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.