Home / 353,027.82-487,181.64-191,883.24

Finding the Fourth Proportional to 353,027.82, 487,181.64 and 191,883.24

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Solution

The fourth proportional to 353,027.82, 487,181.64 and 191,883.24 is: 264,800.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,027.82 : 487,181.64 = 191,883.24 : x
  2. Step 2: Convert to fraction form
    353,027.82/487,181.64 = 191,883.24/x
  3. Step 3: Cross multiply
    353,027.82x = 487,181.64 × 191,883.24
  4. Step 4: Simplify right side
    353,027.82x = 93,481,991,551.71
  5. Step 5: Solve for x
    x = 93,481,991,551.71/353,027.82
  6. Step 6: Final answer
    x = 264,800.64

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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.