Home / 49,687.38-74,531.61-14,627.70

Finding the Fourth Proportional to 49,687.38, 74,531.61 and 14,627.70

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Solution

The fourth proportional to 49,687.38, 74,531.61 and 14,627.70 is: 21,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,687.38 : 74,531.61 = 14,627.70 : x
  2. Step 2: Convert to fraction form
    49,687.38/74,531.61 = 14,627.70/x
  3. Step 3: Cross multiply
    49,687.38x = 74,531.61 × 14,627.70
  4. Step 4: Simplify right side
    49,687.38x = 1,090,226,031.60
  5. Step 5: Solve for x
    x = 1,090,226,031.60/49,687.38
  6. Step 6: Final answer
    x = 21,941.71

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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.