Home / 103,996.96-155,995.32-33,876.16

Finding the Fourth Proportional to 103,996.96, 155,995.32 and 33,876.16

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Solution

The fourth proportional to 103,996.96, 155,995.32 and 33,876.16 is: 50,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,996.96 : 155,995.32 = 33,876.16 : x
  2. Step 2: Convert to fraction form
    103,996.96/155,995.32 = 33,876.16/x
  3. Step 3: Cross multiply
    103,996.96x = 155,995.32 × 33,876.16
  4. Step 4: Simplify right side
    103,996.96x = 5,284,522,419.57
  5. Step 5: Solve for x
    x = 5,284,522,419.57/103,996.96
  6. Step 6: Final answer
    x = 50,814.20

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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.