Home / 193,162.20-289,743.30-165,514.20

Finding the Fourth Proportional to 193,162.20, 289,743.30 and 165,514.20

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Solution

The fourth proportional to 193,162.20, 289,743.30 and 165,514.20 is: 248,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,162.20 : 289,743.30 = 165,514.20 : x
  2. Step 2: Convert to fraction form
    193,162.20/289,743.30 = 165,514.20/x
  3. Step 3: Cross multiply
    193,162.20x = 289,743.30 × 165,514.20
  4. Step 4: Simplify right side
    193,162.20x = 47,956,630,504.86
  5. Step 5: Solve for x
    x = 47,956,630,504.86/193,162.20
  6. Step 6: Final answer
    x = 248,271.30

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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.