Home / 74,679.37-103,000.62-50,765.74

Finding the Fourth Proportional to 74,679.37, 103,000.62 and 50,765.74

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Solution

The fourth proportional to 74,679.37, 103,000.62 and 50,765.74 is: 70,018.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,679.37 : 103,000.62 = 50,765.74 : x
  2. Step 2: Convert to fraction form
    74,679.37/103,000.62 = 50,765.74/x
  3. Step 3: Cross multiply
    74,679.37x = 103,000.62 × 50,765.74
  4. Step 4: Simplify right side
    74,679.37x = 5,228,902,694.76
  5. Step 5: Solve for x
    x = 5,228,902,694.76/74,679.37
  6. Step 6: Final answer
    x = 70,018.03

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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.