Home / 214,880.04-322,290.30-57,121.32

Finding the Fourth Proportional to 214,880.04, 322,290.30 and 57,121.32

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Solution

The fourth proportional to 214,880.04, 322,290.30 and 57,121.32 is: 85,674.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,880.04 : 322,290.30 = 57,121.32 : x
  2. Step 2: Convert to fraction form
    214,880.04/322,290.30 = 57,121.32/x
  3. Step 3: Cross multiply
    214,880.04x = 322,290.30 × 57,121.32
  4. Step 4: Simplify right side
    214,880.04x = 18,409,647,359.20
  5. Step 5: Solve for x
    x = 18,409,647,359.20/214,880.04
  6. Step 6: Final answer
    x = 85,674.07

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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.