Home / 40,465.72-55,822.85-27,040.28

Finding the Fourth Proportional to 40,465.72, 55,822.85 and 27,040.28

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Solution

The fourth proportional to 40,465.72, 55,822.85 and 27,040.28 is: 37,302.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465.72 : 55,822.85 = 27,040.28 : x
  2. Step 2: Convert to fraction form
    40,465.72/55,822.85 = 27,040.28/x
  3. Step 3: Cross multiply
    40,465.72x = 55,822.85 × 27,040.28
  4. Step 4: Simplify right side
    40,465.72x = 1,509,465,080.08
  5. Step 5: Solve for x
    x = 1,509,465,080.08/40,465.72
  6. Step 6: Final answer
    x = 37,302.32

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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.