Home / 191,917.88-264,847.14-107,040.44

Finding the Fourth Proportional to 191,917.88, 264,847.14 and 107,040.44

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Solution

The fourth proportional to 191,917.88, 264,847.14 and 107,040.44 is: 147,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,917.88 : 264,847.14 = 107,040.44 : x
  2. Step 2: Convert to fraction form
    191,917.88/264,847.14 = 107,040.44/x
  3. Step 3: Cross multiply
    191,917.88x = 264,847.14 × 107,040.44
  4. Step 4: Simplify right side
    191,917.88x = 28,349,354,398.34
  5. Step 5: Solve for x
    x = 28,349,354,398.34/191,917.88
  6. Step 6: Final answer
    x = 147,716.07

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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.