Home / 187,650.92-258,953.22-107,076.98

Finding the Fourth Proportional to 187,650.92, 258,953.22 and 107,076.98

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Solution

The fourth proportional to 187,650.92, 258,953.22 and 107,076.98 is: 147,763.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,650.92 : 258,953.22 = 107,076.98 : x
  2. Step 2: Convert to fraction form
    187,650.92/258,953.22 = 107,076.98/x
  3. Step 3: Cross multiply
    187,650.92x = 258,953.22 × 107,076.98
  4. Step 4: Simplify right side
    187,650.92x = 27,727,928,758.88
  5. Step 5: Solve for x
    x = 27,727,928,758.88/187,650.92
  6. Step 6: Final answer
    x = 147,763.35

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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.