Home / 51,888-77,839.68-24,170.88

Finding the Fourth Proportional to 51,888, 77,839.68 and 24,170.88

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Solution

The fourth proportional to 51,888, 77,839.68 and 24,170.88 is: 36,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,888 : 77,839.68 = 24,170.88 : x
  2. Step 2: Convert to fraction form
    51,888/77,839.68 = 24,170.88/x
  3. Step 3: Cross multiply
    51,888x = 77,839.68 × 24,170.88
  4. Step 4: Simplify right side
    51,888x = 1,881,453,564.52
  5. Step 5: Solve for x
    x = 1,881,453,564.52/51,888
  6. Step 6: Final answer
    x = 36,259.90

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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.