Home / 194,741.20-291,996.60-101,429.20

Finding the Fourth Proportional to 194,741.20, 291,996.60 and 101,429.20

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Solution

The fourth proportional to 194,741.20, 291,996.60 and 101,429.20 is: 152,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,741.20 : 291,996.60 = 101,429.20 : x
  2. Step 2: Convert to fraction form
    194,741.20/291,996.60 = 101,429.20/x
  3. Step 3: Cross multiply
    194,741.20x = 291,996.60 × 101,429.20
  4. Step 4: Simplify right side
    194,741.20x = 29,616,981,540.72
  5. Step 5: Solve for x
    x = 29,616,981,540.72/194,741.20
  6. Step 6: Final answer
    x = 152,083.80

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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.