Home / 165,657.06-228,616.37-124,747.95

Finding the Fourth Proportional to 165,657.06, 228,616.37 and 124,747.95

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Solution

The fourth proportional to 165,657.06, 228,616.37 and 124,747.95 is: 172,159.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,657.06 : 228,616.37 = 124,747.95 : x
  2. Step 2: Convert to fraction form
    165,657.06/228,616.37 = 124,747.95/x
  3. Step 3: Cross multiply
    165,657.06x = 228,616.37 × 124,747.95
  4. Step 4: Simplify right side
    165,657.06x = 28,519,422,870.20
  5. Step 5: Solve for x
    x = 28,519,422,870.20/165,657.06
  6. Step 6: Final answer
    x = 172,159.42

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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.