Home / 49,931.58-74,872.28-16,639.98

Finding the Fourth Proportional to 49,931.58, 74,872.28 and 16,639.98

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Solution

The fourth proportional to 49,931.58, 74,872.28 and 16,639.98 is: 24,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,931.58 : 74,872.28 = 16,639.98 : x
  2. Step 2: Convert to fraction form
    49,931.58/74,872.28 = 16,639.98/x
  3. Step 3: Cross multiply
    49,931.58x = 74,872.28 × 16,639.98
  4. Step 4: Simplify right side
    49,931.58x = 1,245,873,241.75
  5. Step 5: Solve for x
    x = 1,245,873,241.75/49,931.58
  6. Step 6: Final answer
    x = 24,951.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.