Home / 214,050.68-321,079.20-101,742.36

Finding the Fourth Proportional to 214,050.68, 321,079.20 and 101,742.36

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Solution

The fourth proportional to 214,050.68, 321,079.20 and 101,742.36 is: 152,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,050.68 : 321,079.20 = 101,742.36 : x
  2. Step 2: Convert to fraction form
    214,050.68/321,079.20 = 101,742.36/x
  3. Step 3: Cross multiply
    214,050.68x = 321,079.20 × 101,742.36
  4. Step 4: Simplify right side
    214,050.68x = 32,667,355,554.91
  5. Step 5: Solve for x
    x = 32,667,355,554.91/214,050.68
  6. Step 6: Final answer
    x = 152,615.05

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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.