Home / 164,609.75-227,161.46-89,158.25

Finding the Fourth Proportional to 164,609.75, 227,161.46 and 89,158.25

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Solution

The fourth proportional to 164,609.75, 227,161.46 and 89,158.25 is: 123,038.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,609.75 : 227,161.46 = 89,158.25 : x
  2. Step 2: Convert to fraction form
    164,609.75/227,161.46 = 89,158.25/x
  3. Step 3: Cross multiply
    164,609.75x = 227,161.46 × 89,158.25
  4. Step 4: Simplify right side
    164,609.75x = 20,253,318,241.05
  5. Step 5: Solve for x
    x = 20,253,318,241.05/164,609.75
  6. Step 6: Final answer
    x = 123,038.39

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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.