Home / 79,659.47-119,563.11-40,244.27

Finding the Fourth Proportional to 79,659.47, 119,563.11 and 40,244.27

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Solution

The fourth proportional to 79,659.47, 119,563.11 and 40,244.27 is: 60,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,659.47 : 119,563.11 = 40,244.27 : x
  2. Step 2: Convert to fraction form
    79,659.47/119,563.11 = 40,244.27/x
  3. Step 3: Cross multiply
    79,659.47x = 119,563.11 × 40,244.27
  4. Step 4: Simplify right side
    79,659.47x = 4,811,729,483.06
  5. Step 5: Solve for x
    x = 4,811,729,483.06/79,659.47
  6. Step 6: Final answer
    x = 60,403.74

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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.