Home / 102,709.12-154,063.20-32,593.92

Finding the Fourth Proportional to 102,709.12, 154,063.20 and 32,593.92

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Solution

The fourth proportional to 102,709.12, 154,063.20 and 32,593.92 is: 48,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,709.12 : 154,063.20 = 32,593.92 : x
  2. Step 2: Convert to fraction form
    102,709.12/154,063.20 = 32,593.92/x
  3. Step 3: Cross multiply
    102,709.12x = 154,063.20 × 32,593.92
  4. Step 4: Simplify right side
    102,709.12x = 5,021,523,615.74
  5. Step 5: Solve for x
    x = 5,021,523,615.74/102,709.12
  6. Step 6: Final answer
    x = 48,890.73

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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.