Home / 152,043.92-228,120.20-67,796.54

Finding the Fourth Proportional to 152,043.92, 228,120.20 and 67,796.54

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Solution

The fourth proportional to 152,043.92, 228,120.20 and 67,796.54 is: 101,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,043.92 : 228,120.20 = 67,796.54 : x
  2. Step 2: Convert to fraction form
    152,043.92/228,120.20 = 67,796.54/x
  3. Step 3: Cross multiply
    152,043.92x = 228,120.20 × 67,796.54
  4. Step 4: Simplify right side
    152,043.92x = 15,465,760,264.11
  5. Step 5: Solve for x
    x = 15,465,760,264.11/152,043.92
  6. Step 6: Final answer
    x = 101,719.03

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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.