Home / 100,416.38-150,618.44-41,250.53

Finding the Fourth Proportional to 100,416.38, 150,618.44 and 41,250.53

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Solution

The fourth proportional to 100,416.38, 150,618.44 and 41,250.53 is: 61,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,416.38 : 150,618.44 = 41,250.53 : x
  2. Step 2: Convert to fraction form
    100,416.38/150,618.44 = 41,250.53/x
  3. Step 3: Cross multiply
    100,416.38x = 150,618.44 × 41,250.53
  4. Step 4: Simplify right side
    100,416.38x = 6,213,090,725.41
  5. Step 5: Solve for x
    x = 6,213,090,725.41/100,416.38
  6. Step 6: Final answer
    x = 61,873.28

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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.