Home / 214,303.68-321,351.60-64,516.04

Finding the Fourth Proportional to 214,303.68, 321,351.60 and 64,516.04

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Solution

The fourth proportional to 214,303.68, 321,351.60 and 64,516.04 is: 96,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,303.68 : 321,351.60 = 64,516.04 : x
  2. Step 2: Convert to fraction form
    214,303.68/321,351.60 = 64,516.04/x
  3. Step 3: Cross multiply
    214,303.68x = 321,351.60 × 64,516.04
  4. Step 4: Simplify right side
    214,303.68x = 20,732,332,679.66
  5. Step 5: Solve for x
    x = 20,732,332,679.66/214,303.68
  6. Step 6: Final answer
    x = 96,742.77

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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.