Home / 161,732.30-242,565.03-43,375.50

Finding the Fourth Proportional to 161,732.30, 242,565.03 and 43,375.50

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Solution

The fourth proportional to 161,732.30, 242,565.03 and 43,375.50 is: 65,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,732.30 : 242,565.03 = 43,375.50 : x
  2. Step 2: Convert to fraction form
    161,732.30/242,565.03 = 43,375.50/x
  3. Step 3: Cross multiply
    161,732.30x = 242,565.03 × 43,375.50
  4. Step 4: Simplify right side
    161,732.30x = 10,521,379,458.77
  5. Step 5: Solve for x
    x = 10,521,379,458.77/161,732.30
  6. Step 6: Final answer
    x = 65,054.29

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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.