Home / 193,982.20-290,973.42-53,740.82

Finding the Fourth Proportional to 193,982.20, 290,973.42 and 53,740.82

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Solution

The fourth proportional to 193,982.20, 290,973.42 and 53,740.82 is: 80,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,982.20 : 290,973.42 = 53,740.82 : x
  2. Step 2: Convert to fraction form
    193,982.20/290,973.42 = 53,740.82/x
  3. Step 3: Cross multiply
    193,982.20x = 290,973.42 × 53,740.82
  4. Step 4: Simplify right side
    193,982.20x = 15,637,150,916.44
  5. Step 5: Solve for x
    x = 15,637,150,916.44/193,982.20
  6. Step 6: Final answer
    x = 80,611.27

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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.