Home / 202,241.10-303,556.05-102,513.90

Finding the Fourth Proportional to 202,241.10, 303,556.05 and 102,513.90

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Solution

The fourth proportional to 202,241.10, 303,556.05 and 102,513.90 is: 153,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,241.10 : 303,556.05 = 102,513.90 : x
  2. Step 2: Convert to fraction form
    202,241.10/303,556.05 = 102,513.90/x
  3. Step 3: Cross multiply
    202,241.10x = 303,556.05 × 102,513.90
  4. Step 4: Simplify right side
    202,241.10x = 31,118,714,554.10
  5. Step 5: Solve for x
    x = 31,118,714,554.10/202,241.10
  6. Step 6: Final answer
    x = 153,869.39

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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.