Home / 181,638.72-272,082.96-106,532.82

Finding the Fourth Proportional to 181,638.72, 272,082.96 and 106,532.82

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Solution

The fourth proportional to 181,638.72, 272,082.96 and 106,532.82 is: 159,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,638.72 : 272,082.96 = 106,532.82 : x
  2. Step 2: Convert to fraction form
    181,638.72/272,082.96 = 106,532.82/x
  3. Step 3: Cross multiply
    181,638.72x = 272,082.96 × 106,532.82
  4. Step 4: Simplify right side
    181,638.72x = 28,985,765,002.75
  5. Step 5: Solve for x
    x = 28,985,765,002.75/181,638.72
  6. Step 6: Final answer
    x = 159,579.22

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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.