Home / 264,789.06-397,141.72-114,989.12

Finding the Fourth Proportional to 264,789.06, 397,141.72 and 114,989.12

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Solution

The fourth proportional to 264,789.06, 397,141.72 and 114,989.12 is: 172,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,789.06 : 397,141.72 = 114,989.12 : x
  2. Step 2: Convert to fraction form
    264,789.06/397,141.72 = 114,989.12/x
  3. Step 3: Cross multiply
    264,789.06x = 397,141.72 × 114,989.12
  4. Step 4: Simplify right side
    264,789.06x = 45,666,976,898.09
  5. Step 5: Solve for x
    x = 45,666,976,898.09/264,789.06
  6. Step 6: Final answer
    x = 172,465.50

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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.