Home / 49,681.53-74,515.01-16,402.68

Finding the Fourth Proportional to 49,681.53, 74,515.01 and 16,402.68

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Solution

The fourth proportional to 49,681.53, 74,515.01 and 16,402.68 is: 24,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,681.53 : 74,515.01 = 16,402.68 : x
  2. Step 2: Convert to fraction form
    49,681.53/74,515.01 = 16,402.68/x
  3. Step 3: Cross multiply
    49,681.53x = 74,515.01 × 16,402.68
  4. Step 4: Simplify right side
    49,681.53x = 1,222,245,782.21
  5. Step 5: Solve for x
    x = 1,222,245,782.21/49,681.53
  6. Step 6: Final answer
    x = 24,601.61

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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.