Home / 263,339.24-363,405.57-142,477.88

Finding the Fourth Proportional to 263,339.24, 363,405.57 and 142,477.88

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Solution

The fourth proportional to 263,339.24, 363,405.57 and 142,477.88 is: 196,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,339.24 : 363,405.57 = 142,477.88 : x
  2. Step 2: Convert to fraction form
    263,339.24/363,405.57 = 142,477.88/x
  3. Step 3: Cross multiply
    263,339.24x = 363,405.57 × 142,477.88
  4. Step 4: Simplify right side
    263,339.24x = 51,777,253,376.76
  5. Step 5: Solve for x
    x = 51,777,253,376.76/263,339.24
  6. Step 6: Final answer
    x = 196,618.07

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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.