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Finding the Fourth Proportional to 151,676.24, 209,187.24 and 113,884.88

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Solution

The fourth proportional to 151,676.24, 209,187.24 and 113,884.88 is: 157,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,676.24 : 209,187.24 = 113,884.88 : x
  2. Step 2: Convert to fraction form
    151,676.24/209,187.24 = 113,884.88/x
  3. Step 3: Cross multiply
    151,676.24x = 209,187.24 × 113,884.88
  4. Step 4: Simplify right side
    151,676.24x = 23,823,263,724.93
  5. Step 5: Solve for x
    x = 23,823,263,724.93/151,676.24
  6. Step 6: Final answer
    x = 157,066.55

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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.