Home / 161,556.80-242,370.15-49,234.05

Finding the Fourth Proportional to 161,556.80, 242,370.15 and 49,234.05

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Solution

The fourth proportional to 161,556.80, 242,370.15 and 49,234.05 is: 73,861.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,556.80 : 242,370.15 = 49,234.05 : x
  2. Step 2: Convert to fraction form
    161,556.80/242,370.15 = 49,234.05/x
  3. Step 3: Cross multiply
    161,556.80x = 242,370.15 × 49,234.05
  4. Step 4: Simplify right side
    161,556.80x = 11,932,862,871.76
  5. Step 5: Solve for x
    x = 11,932,862,871.76/161,556.80
  6. Step 6: Final answer
    x = 73,861.72

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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.