Home / 353,286.29-529,849.85-100,561.19

Finding the Fourth Proportional to 353,286.29, 529,849.85 and 100,561.19

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Solution

The fourth proportional to 353,286.29, 529,849.85 and 100,561.19 is: 150,819.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,286.29 : 529,849.85 = 100,561.19 : x
  2. Step 2: Convert to fraction form
    353,286.29/529,849.85 = 100,561.19/x
  3. Step 3: Cross multiply
    353,286.29x = 529,849.85 × 100,561.19
  4. Step 4: Simplify right side
    353,286.29x = 53,282,328,285.27
  5. Step 5: Solve for x
    x = 53,282,328,285.27/353,286.29
  6. Step 6: Final answer
    x = 150,819.12

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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.