Home / 197,673.20-272,789.15-107,029.23

Finding the Fourth Proportional to 197,673.20, 272,789.15 and 107,029.23

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Solution

The fourth proportional to 197,673.20, 272,789.15 and 107,029.23 is: 147,700.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,673.20 : 272,789.15 = 107,029.23 : x
  2. Step 2: Convert to fraction form
    197,673.20/272,789.15 = 107,029.23/x
  3. Step 3: Cross multiply
    197,673.20x = 272,789.15 × 107,029.23
  4. Step 4: Simplify right side
    197,673.20x = 29,196,412,653.19
  5. Step 5: Solve for x
    x = 29,196,412,653.19/197,673.20
  6. Step 6: Final answer
    x = 147,700.41

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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.