Home / 383,581.20-575,370.99-103,098.45

Finding the Fourth Proportional to 383,581.20, 575,370.99 and 103,098.45

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Solution

The fourth proportional to 383,581.20, 575,370.99 and 103,098.45 is: 154,647.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,581.20 : 575,370.99 = 103,098.45 : x
  2. Step 2: Convert to fraction form
    383,581.20/575,370.99 = 103,098.45/x
  3. Step 3: Cross multiply
    383,581.20x = 575,370.99 × 103,098.45
  4. Step 4: Simplify right side
    383,581.20x = 59,319,857,243.97
  5. Step 5: Solve for x
    x = 59,319,857,243.97/383,581.20
  6. Step 6: Final answer
    x = 154,647.46

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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.