Home / 172,836.44-259,254.33-67,581.59

Finding the Fourth Proportional to 172,836.44, 259,254.33 and 67,581.59

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Solution

The fourth proportional to 172,836.44, 259,254.33 and 67,581.59 is: 101,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,836.44 : 259,254.33 = 67,581.59 : x
  2. Step 2: Convert to fraction form
    172,836.44/259,254.33 = 67,581.59/x
  3. Step 3: Cross multiply
    172,836.44x = 259,254.33 × 67,581.59
  4. Step 4: Simplify right side
    172,836.44x = 17,520,818,539.51
  5. Step 5: Solve for x
    x = 17,520,818,539.51/172,836.44
  6. Step 6: Final answer
    x = 101,372.25

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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.