Home / 215,823.44-296,251.78-191,416.52

Finding the Fourth Proportional to 215,823.44, 296,251.78 and 191,416.52

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Solution

The fourth proportional to 215,823.44, 296,251.78 and 191,416.52 is: 262,749.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,823.44 : 296,251.78 = 191,416.52 : x
  2. Step 2: Convert to fraction form
    215,823.44/296,251.78 = 191,416.52/x
  3. Step 3: Cross multiply
    215,823.44x = 296,251.78 × 191,416.52
  4. Step 4: Simplify right side
    215,823.44x = 56,707,484,771.41
  5. Step 5: Solve for x
    x = 56,707,484,771.41/215,823.44
  6. Step 6: Final answer
    x = 262,749.43

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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.