Home / 214,919.28-296,615.88-130,037.04

Finding the Fourth Proportional to 214,919.28, 296,615.88 and 130,037.04

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Solution

The fourth proportional to 214,919.28, 296,615.88 and 130,037.04 is: 179,467.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,919.28 : 296,615.88 = 130,037.04 : x
  2. Step 2: Convert to fraction form
    214,919.28/296,615.88 = 130,037.04/x
  3. Step 3: Cross multiply
    214,919.28x = 296,615.88 × 130,037.04
  4. Step 4: Simplify right side
    214,919.28x = 38,571,051,052.20
  5. Step 5: Solve for x
    x = 38,571,051,052.20/214,919.28
  6. Step 6: Final answer
    x = 179,467.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.