Home / 40,642.94-56,084.64-22,734.86

Finding the Fourth Proportional to 40,642.94, 56,084.64 and 22,734.86

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Solution

The fourth proportional to 40,642.94, 56,084.64 and 22,734.86 is: 31,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.94 : 56,084.64 = 22,734.86 : x
  2. Step 2: Convert to fraction form
    40,642.94/56,084.64 = 22,734.86/x
  3. Step 3: Cross multiply
    40,642.94x = 56,084.64 × 22,734.86
  4. Step 4: Simplify right side
    40,642.94x = 1,275,076,438.55
  5. Step 5: Solve for x
    x = 1,275,076,438.55/40,642.94
  6. Step 6: Final answer
    x = 31,372.64

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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.