Home / 193,826.70-290,749.65-100,514.70

Finding the Fourth Proportional to 193,826.70, 290,749.65 and 100,514.70

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Solution

The fourth proportional to 193,826.70, 290,749.65 and 100,514.70 is: 150,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,826.70 : 290,749.65 = 100,514.70 : x
  2. Step 2: Convert to fraction form
    193,826.70/290,749.65 = 100,514.70/x
  3. Step 3: Cross multiply
    193,826.70x = 290,749.65 × 100,514.70
  4. Step 4: Simplify right side
    193,826.70x = 29,224,613,844.86
  5. Step 5: Solve for x
    x = 29,224,613,844.86/193,826.70
  6. Step 6: Final answer
    x = 150,777.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.