Home / 187,827.12-259,200.92-101,788.49

Finding the Fourth Proportional to 187,827.12, 259,200.92 and 101,788.49

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Solution

The fourth proportional to 187,827.12, 259,200.92 and 101,788.49 is: 140,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,827.12 : 259,200.92 = 101,788.49 : x
  2. Step 2: Convert to fraction form
    187,827.12/259,200.92 = 101,788.49/x
  3. Step 3: Cross multiply
    187,827.12x = 259,200.92 × 101,788.49
  4. Step 4: Simplify right side
    187,827.12x = 26,383,668,448.46
  5. Step 5: Solve for x
    x = 26,383,668,448.46/187,827.12
  6. Step 6: Final answer
    x = 140,467.83

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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.