Home / 214,515.93-321,877.78-88,249.49

Finding the Fourth Proportional to 214,515.93, 321,877.78 and 88,249.49

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Solution

The fourth proportional to 214,515.93, 321,877.78 and 88,249.49 is: 132,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,515.93 : 321,877.78 = 88,249.49 : x
  2. Step 2: Convert to fraction form
    214,515.93/321,877.78 = 88,249.49/x
  3. Step 3: Cross multiply
    214,515.93x = 321,877.78 × 88,249.49
  4. Step 4: Simplify right side
    214,515.93x = 28,405,549,927.33
  5. Step 5: Solve for x
    x = 28,405,549,927.33/214,515.93
  6. Step 6: Final answer
    x = 132,416.97

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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.