Home / 193,983.96-290,976.30-53,742.96

Finding the Fourth Proportional to 193,983.96, 290,976.30 and 53,742.96

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Solution

The fourth proportional to 193,983.96, 290,976.30 and 53,742.96 is: 80,614.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,983.96 : 290,976.30 = 53,742.96 : x
  2. Step 2: Convert to fraction form
    193,983.96/290,976.30 = 53,742.96/x
  3. Step 3: Cross multiply
    193,983.96x = 290,976.30 × 53,742.96
  4. Step 4: Simplify right side
    193,983.96x = 15,637,927,651.85
  5. Step 5: Solve for x
    x = 15,637,927,651.85/193,983.96
  6. Step 6: Final answer
    x = 80,614.54

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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.