Home / 264,967.21-397,391.09-75,423.37

Finding the Fourth Proportional to 264,967.21, 397,391.09 and 75,423.37

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Solution

The fourth proportional to 264,967.21, 397,391.09 and 75,423.37 is: 113,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,967.21 : 397,391.09 = 75,423.37 : x
  2. Step 2: Convert to fraction form
    264,967.21/397,391.09 = 75,423.37/x
  3. Step 3: Cross multiply
    264,967.21x = 397,391.09 × 75,423.37
  4. Step 4: Simplify right side
    264,967.21x = 29,972,575,215.77
  5. Step 5: Solve for x
    x = 29,972,575,215.77/264,967.21
  6. Step 6: Final answer
    x = 113,118.05

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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.