Home / 40,899.36-56,441.64-22,993.32

Finding the Fourth Proportional to 40,899.36, 56,441.64 and 22,993.32

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Solution

The fourth proportional to 40,899.36, 56,441.64 and 22,993.32 is: 31,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.36 : 56,441.64 = 22,993.32 : x
  2. Step 2: Convert to fraction form
    40,899.36/56,441.64 = 22,993.32/x
  3. Step 3: Cross multiply
    40,899.36x = 56,441.64 × 22,993.32
  4. Step 4: Simplify right side
    40,899.36x = 1,297,780,689.84
  5. Step 5: Solve for x
    x = 1,297,780,689.84/40,899.36
  6. Step 6: Final answer
    x = 31,731.08

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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.