Home / 103,169.23-154,777.07-36,609.26

Finding the Fourth Proportional to 103,169.23, 154,777.07 and 36,609.26

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Solution

The fourth proportional to 103,169.23, 154,777.07 and 36,609.26 is: 54,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,169.23 : 154,777.07 = 36,609.26 : x
  2. Step 2: Convert to fraction form
    103,169.23/154,777.07 = 36,609.26/x
  3. Step 3: Cross multiply
    103,169.23x = 154,777.07 × 36,609.26
  4. Step 4: Simplify right side
    103,169.23x = 5,666,273,315.31
  5. Step 5: Solve for x
    x = 5,666,273,315.31/103,169.23
  6. Step 6: Final answer
    x = 54,922.13

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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.