Home / 297,987.24-447,035.83-98,321.43

Finding the Fourth Proportional to 297,987.24, 447,035.83 and 98,321.43

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Solution

The fourth proportional to 297,987.24, 447,035.83 and 98,321.43 is: 147,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,987.24 : 447,035.83 = 98,321.43 : x
  2. Step 2: Convert to fraction form
    297,987.24/447,035.83 = 98,321.43/x
  3. Step 3: Cross multiply
    297,987.24x = 447,035.83 × 98,321.43
  4. Step 4: Simplify right side
    297,987.24x = 43,953,200,140.35
  5. Step 5: Solve for x
    x = 43,953,200,140.35/297,987.24
  6. Step 6: Final answer
    x = 147,500.28

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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.