Home / 327,154.48-490,731.89-102,532.41

Finding the Fourth Proportional to 327,154.48, 490,731.89 and 102,532.41

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Solution

The fourth proportional to 327,154.48, 490,731.89 and 102,532.41 is: 153,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,154.48 : 490,731.89 = 102,532.41 : x
  2. Step 2: Convert to fraction form
    327,154.48/490,731.89 = 102,532.41/x
  3. Step 3: Cross multiply
    327,154.48x = 490,731.89 × 102,532.41
  4. Step 4: Simplify right side
    327,154.48x = 50,315,921,668.99
  5. Step 5: Solve for x
    x = 50,315,921,668.99/327,154.48
  6. Step 6: Final answer
    x = 153,798.67

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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.