Home / 52,409.82-72,324.62-28,536.06

Finding the Fourth Proportional to 52,409.82, 72,324.62 and 28,536.06

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Solution

The fourth proportional to 52,409.82, 72,324.62 and 28,536.06 is: 39,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.82 : 72,324.62 = 28,536.06 : x
  2. Step 2: Convert to fraction form
    52,409.82/72,324.62 = 28,536.06/x
  3. Step 3: Cross multiply
    52,409.82x = 72,324.62 × 28,536.06
  4. Step 4: Simplify right side
    52,409.82x = 2,063,859,553.12
  5. Step 5: Solve for x
    x = 2,063,859,553.12/52,409.82
  6. Step 6: Final answer
    x = 39,379.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.