Home / 264,920.03-397,350.50-72,809.18

Finding the Fourth Proportional to 264,920.03, 397,350.50 and 72,809.18

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Solution

The fourth proportional to 264,920.03, 397,350.50 and 72,809.18 is: 109,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,920.03 : 397,350.50 = 72,809.18 : x
  2. Step 2: Convert to fraction form
    264,920.03/397,350.50 = 72,809.18/x
  3. Step 3: Cross multiply
    264,920.03x = 397,350.50 × 72,809.18
  4. Step 4: Simplify right side
    264,920.03x = 28,930,765,252.99
  5. Step 5: Solve for x
    x = 28,930,765,252.99/264,920.03
  6. Step 6: Final answer
    x = 109,205.65

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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.