Home / 194,182.91-267,834.38-129,619.59

Finding the Fourth Proportional to 194,182.91, 267,834.38 and 129,619.59

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Solution

The fourth proportional to 194,182.91, 267,834.38 and 129,619.59 is: 178,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,182.91 : 267,834.38 = 129,619.59 : x
  2. Step 2: Convert to fraction form
    194,182.91/267,834.38 = 129,619.59/x
  3. Step 3: Cross multiply
    194,182.91x = 267,834.38 × 129,619.59
  4. Step 4: Simplify right side
    194,182.91x = 34,716,582,523.50
  5. Step 5: Solve for x
    x = 34,716,582,523.50/194,182.91
  6. Step 6: Final answer
    x = 178,782.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.