Home / 100,817.04-151,318.97-50,932.28

Finding the Fourth Proportional to 100,817.04, 151,318.97 and 50,932.28

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Solution

The fourth proportional to 100,817.04, 151,318.97 and 50,932.28 is: 76,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,817.04 : 151,318.97 = 50,932.28 : x
  2. Step 2: Convert to fraction form
    100,817.04/151,318.97 = 50,932.28/x
  3. Step 3: Cross multiply
    100,817.04x = 151,318.97 × 50,932.28
  4. Step 4: Simplify right side
    100,817.04x = 7,707,020,149.35
  5. Step 5: Solve for x
    x = 7,707,020,149.35/100,817.04
  6. Step 6: Final answer
    x = 76,445.61

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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.