Home / 111,430.98-167,145.84-36,550.53

Finding the Fourth Proportional to 111,430.98, 167,145.84 and 36,550.53

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Solution

The fourth proportional to 111,430.98, 167,145.84 and 36,550.53 is: 54,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,430.98 : 167,145.84 = 36,550.53 : x
  2. Step 2: Convert to fraction form
    111,430.98/167,145.84 = 36,550.53/x
  3. Step 3: Cross multiply
    111,430.98x = 167,145.84 × 36,550.53
  4. Step 4: Simplify right side
    111,430.98x = 6,109,269,039.30
  5. Step 5: Solve for x
    x = 6,109,269,039.30/111,430.98
  6. Step 6: Final answer
    x = 54,825.59

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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.