Home / 79,727.49-110,023.43-43,916.67

Finding the Fourth Proportional to 79,727.49, 110,023.43 and 43,916.67

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Solution

The fourth proportional to 79,727.49, 110,023.43 and 43,916.67 is: 60,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,727.49 : 110,023.43 = 43,916.67 : x
  2. Step 2: Convert to fraction form
    79,727.49/110,023.43 = 43,916.67/x
  3. Step 3: Cross multiply
    79,727.49x = 110,023.43 × 43,916.67
  4. Step 4: Simplify right side
    79,727.49x = 4,831,862,447.99
  5. Step 5: Solve for x
    x = 4,831,862,447.99/79,727.49
  6. Step 6: Final answer
    x = 60,604.72

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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.