Home / 148,749.44-204,015.68-131,953.28

Finding the Fourth Proportional to 148,749.44, 204,015.68 and 131,953.28

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Solution

The fourth proportional to 148,749.44, 204,015.68 and 131,953.28 is: 180,979.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,749.44 : 204,015.68 = 131,953.28 : x
  2. Step 2: Convert to fraction form
    148,749.44/204,015.68 = 131,953.28/x
  3. Step 3: Cross multiply
    148,749.44x = 204,015.68 × 131,953.28
  4. Step 4: Simplify right side
    148,749.44x = 26,920,538,147.43
  5. Step 5: Solve for x
    x = 26,920,538,147.43/148,749.44
  6. Step 6: Final answer
    x = 180,979.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.