Home / 268,250.40-402,081.84-110,436.48

Finding the Fourth Proportional to 268,250.40, 402,081.84 and 110,436.48

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Solution

The fourth proportional to 268,250.40, 402,081.84 and 110,436.48 is: 165,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,250.40 : 402,081.84 = 110,436.48 : x
  2. Step 2: Convert to fraction form
    268,250.40/402,081.84 = 110,436.48/x
  3. Step 3: Cross multiply
    268,250.40x = 402,081.84 × 110,436.48
  4. Step 4: Simplify right side
    268,250.40x = 44,404,503,081.52
  5. Step 5: Solve for x
    x = 44,404,503,081.52/268,250.40
  6. Step 6: Final answer
    x = 165,533.78

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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.