Home / 100,395.50-150,562.53-33,817.77

Finding the Fourth Proportional to 100,395.50, 150,562.53 and 33,817.77

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Solution

The fourth proportional to 100,395.50, 150,562.53 and 33,817.77 is: 50,716.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,395.50 : 150,562.53 = 33,817.77 : x
  2. Step 2: Convert to fraction form
    100,395.50/150,562.53 = 33,817.77/x
  3. Step 3: Cross multiply
    100,395.50x = 150,562.53 × 33,817.77
  4. Step 4: Simplify right side
    100,395.50x = 5,091,689,010.16
  5. Step 5: Solve for x
    x = 5,091,689,010.16/100,395.50
  6. Step 6: Final answer
    x = 50,716.31

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1.5x scale

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.