Home / 129,517.63-194,287.44-36,023.38

Finding the Fourth Proportional to 129,517.63, 194,287.44 and 36,023.38

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Solution

The fourth proportional to 129,517.63, 194,287.44 and 36,023.38 is: 54,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,517.63 : 194,287.44 = 36,023.38 : x
  2. Step 2: Convert to fraction form
    129,517.63/194,287.44 = 36,023.38/x
  3. Step 3: Cross multiply
    129,517.63x = 194,287.44 × 36,023.38
  4. Step 4: Simplify right side
    129,517.63x = 6,998,889,308.91
  5. Step 5: Solve for x
    x = 6,998,889,308.91/129,517.63
  6. Step 6: Final answer
    x = 54,038.12

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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.