Home / 40,979.20-56,554.32-23,076.16

Finding the Fourth Proportional to 40,979.20, 56,554.32 and 23,076.16

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Solution

The fourth proportional to 40,979.20, 56,554.32 and 23,076.16 is: 31,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.20 : 56,554.32 = 23,076.16 : x
  2. Step 2: Convert to fraction form
    40,979.20/56,554.32 = 23,076.16/x
  3. Step 3: Cross multiply
    40,979.20x = 56,554.32 × 23,076.16
  4. Step 4: Simplify right side
    40,979.20x = 1,305,056,537.01
  5. Step 5: Solve for x
    x = 1,305,056,537.01/40,979.20
  6. Step 6: Final answer
    x = 31,846.80

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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.