Home / 151,650.09-209,344.23-97,961.27

Finding the Fourth Proportional to 151,650.09, 209,344.23 and 97,961.27

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Solution

The fourth proportional to 151,650.09, 209,344.23 and 97,961.27 is: 135,229.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,650.09 : 209,344.23 = 97,961.27 : x
  2. Step 2: Convert to fraction form
    151,650.09/209,344.23 = 97,961.27/x
  3. Step 3: Cross multiply
    151,650.09x = 209,344.23 × 97,961.27
  4. Step 4: Simplify right side
    151,650.09x = 20,507,625,591.25
  5. Step 5: Solve for x
    x = 20,507,625,591.25/151,650.09
  6. Step 6: Final answer
    x = 135,229.89

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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.