Home / 383,018.20-574,527.30-102,563.80

Finding the Fourth Proportional to 383,018.20, 574,527.30 and 102,563.80

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Solution

The fourth proportional to 383,018.20, 574,527.30 and 102,563.80 is: 153,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,018.20 : 574,527.30 = 102,563.80 : x
  2. Step 2: Convert to fraction form
    383,018.20/574,527.30 = 102,563.80/x
  3. Step 3: Cross multiply
    383,018.20x = 574,527.30 × 102,563.80
  4. Step 4: Simplify right side
    383,018.20x = 58,925,703,091.74
  5. Step 5: Solve for x
    x = 58,925,703,091.74/383,018.20
  6. Step 6: Final answer
    x = 153,845.70

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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.