Home / 65,836.54-90,862.77-43,194.67

Finding the Fourth Proportional to 65,836.54, 90,862.77 and 43,194.67

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Solution

The fourth proportional to 65,836.54, 90,862.77 and 43,194.67 is: 59,614.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,836.54 : 90,862.77 = 43,194.67 : x
  2. Step 2: Convert to fraction form
    65,836.54/90,862.77 = 43,194.67/x
  3. Step 3: Cross multiply
    65,836.54x = 90,862.77 × 43,194.67
  4. Step 4: Simplify right side
    65,836.54x = 3,924,787,365.44
  5. Step 5: Solve for x
    x = 3,924,787,365.44/65,836.54
  6. Step 6: Final answer
    x = 59,614.12

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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.