Home / 181,627.30-272,451.20-55,271.67

Finding the Fourth Proportional to 181,627.30, 272,451.20 and 55,271.67

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Solution

The fourth proportional to 181,627.30, 272,451.20 and 55,271.67 is: 82,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,627.30 : 272,451.20 = 55,271.67 : x
  2. Step 2: Convert to fraction form
    181,627.30/272,451.20 = 55,271.67/x
  3. Step 3: Cross multiply
    181,627.30x = 272,451.20 × 55,271.67
  4. Step 4: Simplify right side
    181,627.30x = 15,058,832,817.50
  5. Step 5: Solve for x
    x = 15,058,832,817.50/181,627.30
  6. Step 6: Final answer
    x = 82,910.62

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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.