Home / 187,367.24-258,560.30-106,820.71

Finding the Fourth Proportional to 187,367.24, 258,560.30 and 106,820.71

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Solution

The fourth proportional to 187,367.24, 258,560.30 and 106,820.71 is: 147,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,367.24 : 258,560.30 = 106,820.71 : x
  2. Step 2: Convert to fraction form
    187,367.24/258,560.30 = 106,820.71/x
  3. Step 3: Cross multiply
    187,367.24x = 258,560.30 × 106,820.71
  4. Step 4: Simplify right side
    187,367.24x = 27,619,594,444.46
  5. Step 5: Solve for x
    x = 27,619,594,444.46/187,367.24
  6. Step 6: Final answer
    x = 147,408.88

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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.