Home / 102,850.27-141,945.14-57,539.73

Finding the Fourth Proportional to 102,850.27, 141,945.14 and 57,539.73

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Solution

The fourth proportional to 102,850.27, 141,945.14 and 57,539.73 is: 79,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,850.27 : 141,945.14 = 57,539.73 : x
  2. Step 2: Convert to fraction form
    102,850.27/141,945.14 = 57,539.73/x
  3. Step 3: Cross multiply
    102,850.27x = 141,945.14 × 57,539.73
  4. Step 4: Simplify right side
    102,850.27x = 8,167,485,706.56
  5. Step 5: Solve for x
    x = 8,167,485,706.56/102,850.27
  6. Step 6: Final answer
    x = 79,411.42

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1.5x scale

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.