Home / 54,493.68-81,697.08-50,119.92

Finding the Fourth Proportional to 54,493.68, 81,697.08 and 50,119.92

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Solution

The fourth proportional to 54,493.68, 81,697.08 and 50,119.92 is: 75,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,493.68 : 81,697.08 = 50,119.92 : x
  2. Step 2: Convert to fraction form
    54,493.68/81,697.08 = 50,119.92/x
  3. Step 3: Cross multiply
    54,493.68x = 81,697.08 × 50,119.92
  4. Step 4: Simplify right side
    54,493.68x = 4,094,651,113.83
  5. Step 5: Solve for x
    x = 4,094,651,113.83/54,493.68
  6. Step 6: Final answer
    x = 75,139.93

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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.