Home / 297,186.51-445,890.75-119,743.86

Finding the Fourth Proportional to 297,186.51, 445,890.75 and 119,743.86

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Solution

The fourth proportional to 297,186.51, 445,890.75 and 119,743.86 is: 179,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,186.51 : 445,890.75 = 119,743.86 : x
  2. Step 2: Convert to fraction form
    297,186.51/445,890.75 = 119,743.86/x
  3. Step 3: Cross multiply
    297,186.51x = 445,890.75 × 119,743.86
  4. Step 4: Simplify right side
    297,186.51x = 53,392,679,543.30
  5. Step 5: Solve for x
    x = 53,392,679,543.30/297,186.51
  6. Step 6: Final answer
    x = 179,660.51

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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.