Home / 183,128.30-252,687.84-102,559.22

Finding the Fourth Proportional to 183,128.30, 252,687.84 and 102,559.22

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Solution

The fourth proportional to 183,128.30, 252,687.84 and 102,559.22 is: 141,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,128.30 : 252,687.84 = 102,559.22 : x
  2. Step 2: Convert to fraction form
    183,128.30/252,687.84 = 102,559.22/x
  3. Step 3: Cross multiply
    183,128.30x = 252,687.84 × 102,559.22
  4. Step 4: Simplify right side
    183,128.30x = 25,915,467,773.88
  5. Step 5: Solve for x
    x = 25,915,467,773.88/183,128.30
  6. Step 6: Final answer
    x = 141,515.36

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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.