Home / 197,674.65-272,791.44-107,031.69

Finding the Fourth Proportional to 197,674.65, 272,791.44 and 107,031.69

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Solution

The fourth proportional to 197,674.65, 272,791.44 and 107,031.69 is: 147,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,674.65 : 272,791.44 = 107,031.69 : x
  2. Step 2: Convert to fraction form
    197,674.65/272,791.44 = 107,031.69/x
  3. Step 3: Cross multiply
    197,674.65x = 272,791.44 × 107,031.69
  4. Step 4: Simplify right side
    197,674.65x = 29,197,328,840.73
  5. Step 5: Solve for x
    x = 29,197,328,840.73/197,674.65
  6. Step 6: Final answer
    x = 147,703.96

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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.