Home / 263,606.22-363,776.93-142,747.70

Finding the Fourth Proportional to 263,606.22, 363,776.93 and 142,747.70

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Solution

The fourth proportional to 263,606.22, 363,776.93 and 142,747.70 is: 196,992.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,606.22 : 363,776.93 = 142,747.70 : x
  2. Step 2: Convert to fraction form
    263,606.22/363,776.93 = 142,747.70/x
  3. Step 3: Cross multiply
    263,606.22x = 363,776.93 × 142,747.70
  4. Step 4: Simplify right side
    263,606.22x = 51,928,320,070.56
  5. Step 5: Solve for x
    x = 51,928,320,070.56/263,606.22
  6. Step 6: Final answer
    x = 196,992.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.