Home / 161,650.44-242,325.99-82,590.30

Finding the Fourth Proportional to 161,650.44, 242,325.99 and 82,590.30

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Solution

The fourth proportional to 161,650.44, 242,325.99 and 82,590.30 is: 123,808.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,650.44 : 242,325.99 = 82,590.30 : x
  2. Step 2: Convert to fraction form
    161,650.44/242,325.99 = 82,590.30/x
  3. Step 3: Cross multiply
    161,650.44x = 242,325.99 × 82,590.30
  4. Step 4: Simplify right side
    161,650.44x = 20,013,776,211.90
  5. Step 5: Solve for x
    x = 20,013,776,211.90/161,650.44
  6. Step 6: Final answer
    x = 123,808.98

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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.