Home / 49,690.38-74,536.11-14,630.70

Finding the Fourth Proportional to 49,690.38, 74,536.11 and 14,630.70

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Solution

The fourth proportional to 49,690.38, 74,536.11 and 14,630.70 is: 21,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,690.38 : 74,536.11 = 14,630.70 : x
  2. Step 2: Convert to fraction form
    49,690.38/74,536.11 = 14,630.70/x
  3. Step 3: Cross multiply
    49,690.38x = 74,536.11 × 14,630.70
  4. Step 4: Simplify right side
    49,690.38x = 1,090,515,464.58
  5. Step 5: Solve for x
    x = 1,090,515,464.58/49,690.38
  6. Step 6: Final answer
    x = 21,946.21

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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.