Home / 101,152.26-151,821.60-51,267.75

Finding the Fourth Proportional to 101,152.26, 151,821.60 and 51,267.75

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Solution

The fourth proportional to 101,152.26, 151,821.60 and 51,267.75 is: 76,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,152.26 : 151,821.60 = 51,267.75 : x
  2. Step 2: Convert to fraction form
    101,152.26/151,821.60 = 51,267.75/x
  3. Step 3: Cross multiply
    101,152.26x = 151,821.60 × 51,267.75
  4. Step 4: Simplify right side
    101,152.26x = 7,783,551,833.40
  5. Step 5: Solve for x
    x = 7,783,551,833.40/101,152.26
  6. Step 6: Final answer
    x = 76,948.87

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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.