Home / 167,726.41-251,257.51-108,603.70

Finding the Fourth Proportional to 167,726.41, 251,257.51 and 108,603.70

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Solution

The fourth proportional to 167,726.41, 251,257.51 and 108,603.70 is: 162,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,726.41 : 251,257.51 = 108,603.70 : x
  2. Step 2: Convert to fraction form
    167,726.41/251,257.51 = 108,603.70/x
  3. Step 3: Cross multiply
    167,726.41x = 251,257.51 × 108,603.70
  4. Step 4: Simplify right side
    167,726.41x = 27,287,495,238.79
  5. Step 5: Solve for x
    x = 27,287,495,238.79/167,726.41
  6. Step 6: Final answer
    x = 162,690.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.