Home / 115,086.12-172,650.96-44,961

Finding the Fourth Proportional to 115,086.12, 172,650.96 and 44,961

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Solution

The fourth proportional to 115,086.12, 172,650.96 and 44,961 is: 67,450.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,086.12 : 172,650.96 = 44,961 : x
  2. Step 2: Convert to fraction form
    115,086.12/172,650.96 = 44,961/x
  3. Step 3: Cross multiply
    115,086.12x = 172,650.96 × 44,961
  4. Step 4: Simplify right side
    115,086.12x = 7,762,559,812.56
  5. Step 5: Solve for x
    x = 7,762,559,812.56/115,086.12
  6. Step 6: Final answer
    x = 67,450.01

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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.