Home / 118,180.50-177,171.32-54,968.51

Finding the Fourth Proportional to 118,180.50, 177,171.32 and 54,968.51

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Solution

The fourth proportional to 118,180.50, 177,171.32 and 54,968.51 is: 82,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,180.50 : 177,171.32 = 54,968.51 : x
  2. Step 2: Convert to fraction form
    118,180.50/177,171.32 = 54,968.51/x
  3. Step 3: Cross multiply
    118,180.50x = 177,171.32 × 54,968.51
  4. Step 4: Simplify right side
    118,180.50x = 9,738,842,314.43
  5. Step 5: Solve for x
    x = 9,738,842,314.43/118,180.50
  6. Step 6: Final answer
    x = 82,406.51

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1.5x scale

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.