Home / 187,429.98-258,660.18-106,844.46

Finding the Fourth Proportional to 187,429.98, 258,660.18 and 106,844.46

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Solution

The fourth proportional to 187,429.98, 258,660.18 and 106,844.46 is: 147,449.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,429.98 : 258,660.18 = 106,844.46 : x
  2. Step 2: Convert to fraction form
    187,429.98/258,660.18 = 106,844.46/x
  3. Step 3: Cross multiply
    187,429.98x = 258,660.18 × 106,844.46
  4. Step 4: Simplify right side
    187,429.98x = 27,636,407,255.60
  5. Step 5: Solve for x
    x = 27,636,407,255.60/187,429.98
  6. Step 6: Final answer
    x = 147,449.24

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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.