Home / 50,748.74-76,130.42-15,691.13

Finding the Fourth Proportional to 50,748.74, 76,130.42 and 15,691.13

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Solution

The fourth proportional to 50,748.74, 76,130.42 and 15,691.13 is: 23,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.74 : 76,130.42 = 15,691.13 : x
  2. Step 2: Convert to fraction form
    50,748.74/76,130.42 = 15,691.13/x
  3. Step 3: Cross multiply
    50,748.74x = 76,130.42 × 15,691.13
  4. Step 4: Simplify right side
    50,748.74x = 1,194,571,858.07
  5. Step 5: Solve for x
    x = 1,194,571,858.07/50,748.74
  6. Step 6: Final answer
    x = 23,538.95

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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.