Home / 667,570.96-1,001,345.49-162,136.06

Finding the Fourth Proportional to 667,570.96, 1,001,345.49 and 162,136.06

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Solution

The fourth proportional to 667,570.96, 1,001,345.49 and 162,136.06 is: 243,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,570.96 : 1,001,345.49 = 162,136.06 : x
  2. Step 2: Convert to fraction form
    667,570.96/1,001,345.49 = 162,136.06/x
  3. Step 3: Cross multiply
    667,570.96x = 1,001,345.49 × 162,136.06
  4. Step 4: Simplify right side
    667,570.96x = 162,354,212,447.37
  5. Step 5: Solve for x
    x = 162,354,212,447.37/667,570.96
  6. Step 6: Final answer
    x = 243,201.43

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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.