Home / 187,594.54-258,906.28-115,040.81

Finding the Fourth Proportional to 187,594.54, 258,906.28 and 115,040.81

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Solution

The fourth proportional to 187,594.54, 258,906.28 and 115,040.81 is: 158,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,594.54 : 258,906.28 = 115,040.81 : x
  2. Step 2: Convert to fraction form
    187,594.54/258,906.28 = 115,040.81/x
  3. Step 3: Cross multiply
    187,594.54x = 258,906.28 × 115,040.81
  4. Step 4: Simplify right side
    187,594.54x = 29,784,788,524.95
  5. Step 5: Solve for x
    x = 29,784,788,524.95/187,594.54
  6. Step 6: Final answer
    x = 158,772.15

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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.