Home / 132,723.45-199,090.08-43,984.71

Finding the Fourth Proportional to 132,723.45, 199,090.08 and 43,984.71

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Solution

The fourth proportional to 132,723.45, 199,090.08 and 43,984.71 is: 65,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,723.45 : 199,090.08 = 43,984.71 : x
  2. Step 2: Convert to fraction form
    132,723.45/199,090.08 = 43,984.71/x
  3. Step 3: Cross multiply
    132,723.45x = 199,090.08 × 43,984.71
  4. Step 4: Simplify right side
    132,723.45x = 8,756,919,432.68
  5. Step 5: Solve for x
    x = 8,756,919,432.68/132,723.45
  6. Step 6: Final answer
    x = 65,978.69

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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.