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Finding the Fourth Proportional to 168,016.10, 252,024.15 and 43,357.10

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Solution

The fourth proportional to 168,016.10, 252,024.15 and 43,357.10 is: 65,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,016.10 : 252,024.15 = 43,357.10 : x
  2. Step 2: Convert to fraction form
    168,016.10/252,024.15 = 43,357.10/x
  3. Step 3: Cross multiply
    168,016.10x = 252,024.15 × 43,357.10
  4. Step 4: Simplify right side
    168,016.10x = 10,927,036,273.97
  5. Step 5: Solve for x
    x = 10,927,036,273.97/168,016.10
  6. Step 6: Final answer
    x = 65,035.65

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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.