Home / 194,135.70-291,203.55-185,667.15

Finding the Fourth Proportional to 194,135.70, 291,203.55 and 185,667.15

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Solution

The fourth proportional to 194,135.70, 291,203.55 and 185,667.15 is: 278,500.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,135.70 : 291,203.55 = 185,667.15 : x
  2. Step 2: Convert to fraction form
    194,135.70/291,203.55 = 185,667.15/x
  3. Step 3: Cross multiply
    194,135.70x = 291,203.55 × 185,667.15
  4. Step 4: Simplify right side
    194,135.70x = 54,066,933,198.38
  5. Step 5: Solve for x
    x = 54,066,933,198.38/194,135.70
  6. Step 6: Final answer
    x = 278,500.73

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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.