Home / 214,302.44-321,431.10-87,956.04

Finding the Fourth Proportional to 214,302.44, 321,431.10 and 87,956.04

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Solution

The fourth proportional to 214,302.44, 321,431.10 and 87,956.04 is: 131,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,302.44 : 321,431.10 = 87,956.04 : x
  2. Step 2: Convert to fraction form
    214,302.44/321,431.10 = 87,956.04/x
  3. Step 3: Cross multiply
    214,302.44x = 321,431.10 × 87,956.04
  4. Step 4: Simplify right side
    214,302.44x = 28,271,806,688.84
  5. Step 5: Solve for x
    x = 28,271,806,688.84/214,302.44
  6. Step 6: Final answer
    x = 131,924.80

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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.