Home / 161,025.20-241,451.40-67,425.20

Finding the Fourth Proportional to 161,025.20, 241,451.40 and 67,425.20

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Solution

The fourth proportional to 161,025.20, 241,451.40 and 67,425.20 is: 101,101.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,025.20 : 241,451.40 = 67,425.20 : x
  2. Step 2: Convert to fraction form
    161,025.20/241,451.40 = 67,425.20/x
  3. Step 3: Cross multiply
    161,025.20x = 241,451.40 × 67,425.20
  4. Step 4: Simplify right side
    161,025.20x = 16,279,908,935.28
  5. Step 5: Solve for x
    x = 16,279,908,935.28/161,025.20
  6. Step 6: Final answer
    x = 101,101.62

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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.