Home / 100,173.92-150,265.53-55,767.18

Finding the Fourth Proportional to 100,173.92, 150,265.53 and 55,767.18

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Solution

The fourth proportional to 100,173.92, 150,265.53 and 55,767.18 is: 83,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,173.92 : 150,265.53 = 55,767.18 : x
  2. Step 2: Convert to fraction form
    100,173.92/150,265.53 = 55,767.18/x
  3. Step 3: Cross multiply
    100,173.92x = 150,265.53 × 55,767.18
  4. Step 4: Simplify right side
    100,173.92x = 8,379,885,422.80
  5. Step 5: Solve for x
    x = 8,379,885,422.80/100,173.92
  6. Step 6: Final answer
    x = 83,653.37

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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.