Home / 102,824.87-141,866.03-57,496.73

Finding the Fourth Proportional to 102,824.87, 141,866.03 and 57,496.73

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Solution

The fourth proportional to 102,824.87, 141,866.03 and 57,496.73 is: 79,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,824.87 : 141,866.03 = 57,496.73 : x
  2. Step 2: Convert to fraction form
    102,824.87/141,866.03 = 57,496.73/x
  3. Step 3: Cross multiply
    102,824.87x = 141,866.03 × 57,496.73
  4. Step 4: Simplify right side
    102,824.87x = 8,156,832,257.49
  5. Step 5: Solve for x
    x = 8,156,832,257.49/102,824.87
  6. Step 6: Final answer
    x = 79,327.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.