Home / 49,529.32-68,291.94-40,543.72

Finding the Fourth Proportional to 49,529.32, 68,291.94 and 40,543.72

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Solution

The fourth proportional to 49,529.32, 68,291.94 and 40,543.72 is: 55,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,529.32 : 68,291.94 = 40,543.72 : x
  2. Step 2: Convert to fraction form
    49,529.32/68,291.94 = 40,543.72/x
  3. Step 3: Cross multiply
    49,529.32x = 68,291.94 × 40,543.72
  4. Step 4: Simplify right side
    49,529.32x = 2,768,809,293.62
  5. Step 5: Solve for x
    x = 2,768,809,293.62/49,529.32
  6. Step 6: Final answer
    x = 55,902.43

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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.