Home / 40,076.36-55,305.96-23,083.65

Finding the Fourth Proportional to 40,076.36, 55,305.96 and 23,083.65

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Solution

The fourth proportional to 40,076.36, 55,305.96 and 23,083.65 is: 31,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,076.36 : 55,305.96 = 23,083.65 : x
  2. Step 2: Convert to fraction form
    40,076.36/55,305.96 = 23,083.65/x
  3. Step 3: Cross multiply
    40,076.36x = 55,305.96 × 23,083.65
  4. Step 4: Simplify right side
    40,076.36x = 1,276,663,429.31
  5. Step 5: Solve for x
    x = 1,276,663,429.31/40,076.36
  6. Step 6: Final answer
    x = 31,855.78

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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.