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Finding the Fourth Proportional to 270,131.96, 404,916.37 and 101,536.13

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Solution

The fourth proportional to 270,131.96, 404,916.37 and 101,536.13 is: 152,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,131.96 : 404,916.37 = 101,536.13 : x
  2. Step 2: Convert to fraction form
    270,131.96/404,916.37 = 101,536.13/x
  3. Step 3: Cross multiply
    270,131.96x = 404,916.37 × 101,536.13
  4. Step 4: Simplify right side
    270,131.96x = 41,113,641,941.90
  5. Step 5: Solve for x
    x = 41,113,641,941.90/270,131.96
  6. Step 6: Final answer
    x = 152,198.36

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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.