Home / 73,927.68-102,048-50,177.28

Finding the Fourth Proportional to 73,927.68, 102,048 and 50,177.28

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Solution

The fourth proportional to 73,927.68, 102,048 and 50,177.28 is: 69,263.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,927.68 : 102,048 = 50,177.28 : x
  2. Step 2: Convert to fraction form
    73,927.68/102,048 = 50,177.28/x
  3. Step 3: Cross multiply
    73,927.68x = 102,048 × 50,177.28
  4. Step 4: Simplify right side
    73,927.68x = 5,120,491,069.44
  5. Step 5: Solve for x
    x = 5,120,491,069.44/73,927.68
  6. Step 6: Final answer
    x = 69,263.52

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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.