Home / 214,977.10-322,465.65-136,180.30

Finding the Fourth Proportional to 214,977.10, 322,465.65 and 136,180.30

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Solution

The fourth proportional to 214,977.10, 322,465.65 and 136,180.30 is: 204,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,977.10 : 322,465.65 = 136,180.30 : x
  2. Step 2: Convert to fraction form
    214,977.10/322,465.65 = 136,180.30/x
  3. Step 3: Cross multiply
    214,977.10x = 322,465.65 × 136,180.30
  4. Step 4: Simplify right side
    214,977.10x = 43,913,468,956.70
  5. Step 5: Solve for x
    x = 43,913,468,956.70/214,977.10
  6. Step 6: Final answer
    x = 204,270.45

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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.