Home / 48,853.84-73,284.17-20,770.71

Finding the Fourth Proportional to 48,853.84, 73,284.17 and 20,770.71

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Solution

The fourth proportional to 48,853.84, 73,284.17 and 20,770.71 is: 31,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,853.84 : 73,284.17 = 20,770.71 : x
  2. Step 2: Convert to fraction form
    48,853.84/73,284.17 = 20,770.71/x
  3. Step 3: Cross multiply
    48,853.84x = 73,284.17 × 20,770.71
  4. Step 4: Simplify right side
    48,853.84x = 1,522,164,242.66
  5. Step 5: Solve for x
    x = 1,522,164,242.66/48,853.84
  6. Step 6: Final answer
    x = 31,157.51

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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.