Home / 75,110.75-103,659.32-41,583.23

Finding the Fourth Proportional to 75,110.75, 103,659.32 and 41,583.23

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Solution

The fourth proportional to 75,110.75, 103,659.32 and 41,583.23 is: 57,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,110.75 : 103,659.32 = 41,583.23 : x
  2. Step 2: Convert to fraction form
    75,110.75/103,659.32 = 41,583.23/x
  3. Step 3: Cross multiply
    75,110.75x = 103,659.32 × 41,583.23
  4. Step 4: Simplify right side
    75,110.75x = 4,310,489,345.20
  5. Step 5: Solve for x
    x = 4,310,489,345.20/75,110.75
  6. Step 6: Final answer
    x = 57,388.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.