Home / 161,726.20-242,589.30-154,900.60

Finding the Fourth Proportional to 161,726.20, 242,589.30 and 154,900.60

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Solution

The fourth proportional to 161,726.20, 242,589.30 and 154,900.60 is: 232,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,726.20 : 242,589.30 = 154,900.60 : x
  2. Step 2: Convert to fraction form
    161,726.20/242,589.30 = 154,900.60/x
  3. Step 3: Cross multiply
    161,726.20x = 242,589.30 × 154,900.60
  4. Step 4: Simplify right side
    161,726.20x = 37,577,228,123.58
  5. Step 5: Solve for x
    x = 37,577,228,123.58/161,726.20
  6. Step 6: Final answer
    x = 232,350.90

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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.