Home / 263,317.96-363,378.62-142,459.28

Finding the Fourth Proportional to 263,317.96, 363,378.62 and 142,459.28

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Solution

The fourth proportional to 263,317.96, 363,378.62 and 142,459.28 is: 196,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,317.96 : 363,378.62 = 142,459.28 : x
  2. Step 2: Convert to fraction form
    263,317.96/363,378.62 = 142,459.28/x
  3. Step 3: Cross multiply
    263,317.96x = 363,378.62 × 142,459.28
  4. Step 4: Simplify right side
    263,317.96x = 51,766,656,572.59
  5. Step 5: Solve for x
    x = 51,766,656,572.59/263,317.96
  6. Step 6: Final answer
    x = 196,593.72

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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.