Home / 168,749.60-252,999.12-102,173.90

Finding the Fourth Proportional to 168,749.60, 252,999.12 and 102,173.90

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Solution

The fourth proportional to 168,749.60, 252,999.12 and 102,173.90 is: 153,185.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,749.60 : 252,999.12 = 102,173.90 : x
  2. Step 2: Convert to fraction form
    168,749.60/252,999.12 = 102,173.90/x
  3. Step 3: Cross multiply
    168,749.60x = 252,999.12 × 102,173.90
  4. Step 4: Simplify right side
    168,749.60x = 25,849,906,786.97
  5. Step 5: Solve for x
    x = 25,849,906,786.97/168,749.60
  6. Step 6: Final answer
    x = 153,185.00

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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.