Home / 51,542.84-77,311.82-18,262.36

Finding the Fourth Proportional to 51,542.84, 77,311.82 and 18,262.36

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Solution

The fourth proportional to 51,542.84, 77,311.82 and 18,262.36 is: 27,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,542.84 : 77,311.82 = 18,262.36 : x
  2. Step 2: Convert to fraction form
    51,542.84/77,311.82 = 18,262.36/x
  3. Step 3: Cross multiply
    51,542.84x = 77,311.82 × 18,262.36
  4. Step 4: Simplify right side
    51,542.84x = 1,411,896,289.10
  5. Step 5: Solve for x
    x = 1,411,896,289.10/51,542.84
  6. Step 6: Final answer
    x = 27,392.68

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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.