Home / 384,144.36-576,194.68-117,904.52

Finding the Fourth Proportional to 384,144.36, 576,194.68 and 117,904.52

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Solution

The fourth proportional to 384,144.36, 576,194.68 and 117,904.52 is: 176,850.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,144.36 : 576,194.68 = 117,904.52 : x
  2. Step 2: Convert to fraction form
    384,144.36/576,194.68 = 117,904.52/x
  3. Step 3: Cross multiply
    384,144.36x = 576,194.68 × 117,904.52
  4. Step 4: Simplify right side
    384,144.36x = 67,935,957,171.95
  5. Step 5: Solve for x
    x = 67,935,957,171.95/384,144.36
  6. Step 6: Final answer
    x = 176,850.07

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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.