Home / 117,806.77-162,573.28-64,091.73

Finding the Fourth Proportional to 117,806.77, 162,573.28 and 64,091.73

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Solution

The fourth proportional to 117,806.77, 162,573.28 and 64,091.73 is: 88,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,806.77 : 162,573.28 = 64,091.73 : x
  2. Step 2: Convert to fraction form
    117,806.77/162,573.28 = 64,091.73/x
  3. Step 3: Cross multiply
    117,806.77x = 162,573.28 × 64,091.73
  4. Step 4: Simplify right side
    117,806.77x = 10,419,602,766.97
  5. Step 5: Solve for x
    x = 10,419,602,766.97/117,806.77
  6. Step 6: Final answer
    x = 88,446.55

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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.