Home / 230,824.40-346,171.80-73,101.20

Finding the Fourth Proportional to 230,824.40, 346,171.80 and 73,101.20

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Solution

The fourth proportional to 230,824.40, 346,171.80 and 73,101.20 is: 109,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,824.40 : 346,171.80 = 73,101.20 : x
  2. Step 2: Convert to fraction form
    230,824.40/346,171.80 = 73,101.20/x
  3. Step 3: Cross multiply
    230,824.40x = 346,171.80 × 73,101.20
  4. Step 4: Simplify right side
    230,824.40x = 25,305,573,986.16
  5. Step 5: Solve for x
    x = 25,305,573,986.16/230,824.40
  6. Step 6: Final answer
    x = 109,631.28

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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.