Home / 263,405.49-363,500.48-142,546.74

Finding the Fourth Proportional to 263,405.49, 363,500.48 and 142,546.74

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Solution

The fourth proportional to 263,405.49, 363,500.48 and 142,546.74 is: 196,714.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,405.49 : 363,500.48 = 142,546.74 : x
  2. Step 2: Convert to fraction form
    263,405.49/363,500.48 = 142,546.74/x
  3. Step 3: Cross multiply
    263,405.49x = 363,500.48 × 142,546.74
  4. Step 4: Simplify right side
    263,405.49x = 51,815,808,412.44
  5. Step 5: Solve for x
    x = 51,815,808,412.44/263,405.49
  6. Step 6: Final answer
    x = 196,714.99

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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.