Home / 118,542.43-177,813.44-55,341.37

Finding the Fourth Proportional to 118,542.43, 177,813.44 and 55,341.37

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Solution

The fourth proportional to 118,542.43, 177,813.44 and 55,341.37 is: 83,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,542.43 : 177,813.44 = 55,341.37 : x
  2. Step 2: Convert to fraction form
    118,542.43/177,813.44 = 55,341.37/x
  3. Step 3: Cross multiply
    118,542.43x = 177,813.44 × 55,341.37
  4. Step 4: Simplify right side
    118,542.43x = 9,840,438,652.77
  5. Step 5: Solve for x
    x = 9,840,438,652.77/118,542.43
  6. Step 6: Final answer
    x = 83,011.95

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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.