Home / 76,824.54-106,037.91-50,040.54

Finding the Fourth Proportional to 76,824.54, 106,037.91 and 50,040.54

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Solution

The fourth proportional to 76,824.54, 106,037.91 and 50,040.54 is: 69,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,824.54 : 106,037.91 = 50,040.54 : x
  2. Step 2: Convert to fraction form
    76,824.54/106,037.91 = 50,040.54/x
  3. Step 3: Cross multiply
    76,824.54x = 106,037.91 × 50,040.54
  4. Step 4: Simplify right side
    76,824.54x = 5,306,194,276.87
  5. Step 5: Solve for x
    x = 5,306,194,276.87/76,824.54
  6. Step 6: Final answer
    x = 69,069.00

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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.