Home / 130,673.25-196,042.68-37,179

Finding the Fourth Proportional to 130,673.25, 196,042.68 and 37,179

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Solution

The fourth proportional to 130,673.25, 196,042.68 and 37,179 is: 55,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,673.25 : 196,042.68 = 37,179 : x
  2. Step 2: Convert to fraction form
    130,673.25/196,042.68 = 37,179/x
  3. Step 3: Cross multiply
    130,673.25x = 196,042.68 × 37,179
  4. Step 4: Simplify right side
    130,673.25x = 7,288,670,799.72
  5. Step 5: Solve for x
    x = 7,288,670,799.72/130,673.25
  6. Step 6: Final answer
    x = 55,777.83

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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.