Home / 151,022.40-226,526.40-51,172.80

Finding the Fourth Proportional to 151,022.40, 226,526.40 and 51,172.80

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Solution

The fourth proportional to 151,022.40, 226,526.40 and 51,172.80 is: 76,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,022.40 : 226,526.40 = 51,172.80 : x
  2. Step 2: Convert to fraction form
    151,022.40/226,526.40 = 51,172.80/x
  3. Step 3: Cross multiply
    151,022.40x = 226,526.40 × 51,172.80
  4. Step 4: Simplify right side
    151,022.40x = 11,591,990,161.92
  5. Step 5: Solve for x
    x = 11,591,990,161.92/151,022.40
  6. Step 6: Final answer
    x = 76,756.76

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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.