Home / 168,563.20-252,859.28-43,904

Finding the Fourth Proportional to 168,563.20, 252,859.28 and 43,904

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Solution

The fourth proportional to 168,563.20, 252,859.28 and 43,904 is: 65,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,563.20 : 252,859.28 = 43,904 : x
  2. Step 2: Convert to fraction form
    168,563.20/252,859.28 = 43,904/x
  3. Step 3: Cross multiply
    168,563.20x = 252,859.28 × 43,904
  4. Step 4: Simplify right side
    168,563.20x = 11,101,533,829.12
  5. Step 5: Solve for x
    x = 11,101,533,829.12/168,563.20
  6. Step 6: Final answer
    x = 65,859.77

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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.