Home / 214,114.17-321,170.31-64,353.81

Finding the Fourth Proportional to 214,114.17, 321,170.31 and 64,353.81

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Solution

The fourth proportional to 214,114.17, 321,170.31 and 64,353.81 is: 96,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,114.17 : 321,170.31 = 64,353.81 : x
  2. Step 2: Convert to fraction form
    214,114.17/321,170.31 = 64,353.81/x
  3. Step 3: Cross multiply
    214,114.17x = 321,170.31 × 64,353.81
  4. Step 4: Simplify right side
    214,114.17x = 20,668,533,107.38
  5. Step 5: Solve for x
    x = 20,668,533,107.38/214,114.17
  6. Step 6: Final answer
    x = 96,530.43

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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.