Home / 40,115.54-55,360.26-23,999.48

Finding the Fourth Proportional to 40,115.54, 55,360.26 and 23,999.48

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Solution

The fourth proportional to 40,115.54, 55,360.26 and 23,999.48 is: 33,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.54 : 55,360.26 = 23,999.48 : x
  2. Step 2: Convert to fraction form
    40,115.54/55,360.26 = 23,999.48/x
  3. Step 3: Cross multiply
    40,115.54x = 55,360.26 × 23,999.48
  4. Step 4: Simplify right side
    40,115.54x = 1,328,617,175.86
  5. Step 5: Solve for x
    x = 1,328,617,175.86/40,115.54
  6. Step 6: Final answer
    x = 33,119.77

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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.