Home / 118,777.49-178,171.42-34,535.79

Finding the Fourth Proportional to 118,777.49, 178,171.42 and 34,535.79

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Solution

The fourth proportional to 118,777.49, 178,171.42 and 34,535.79 is: 51,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,777.49 : 178,171.42 = 34,535.79 : x
  2. Step 2: Convert to fraction form
    118,777.49/178,171.42 = 34,535.79/x
  3. Step 3: Cross multiply
    118,777.49x = 178,171.42 × 34,535.79
  4. Step 4: Simplify right side
    118,777.49x = 6,153,290,745.12
  5. Step 5: Solve for x
    x = 6,153,290,745.12/118,777.49
  6. Step 6: Final answer
    x = 51,805.19

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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.