Home / 263,502.32-395,254.02-123,359.36

Finding the Fourth Proportional to 263,502.32, 395,254.02 and 123,359.36

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Solution

The fourth proportional to 263,502.32, 395,254.02 and 123,359.36 is: 185,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,502.32 : 395,254.02 = 123,359.36 : x
  2. Step 2: Convert to fraction form
    263,502.32/395,254.02 = 123,359.36/x
  3. Step 3: Cross multiply
    263,502.32x = 395,254.02 × 123,359.36
  4. Step 4: Simplify right side
    263,502.32x = 48,758,282,944.63
  5. Step 5: Solve for x
    x = 48,758,282,944.63/263,502.32
  6. Step 6: Final answer
    x = 185,039.29

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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.