Home / 263,400.30-363,508.83-148,698.36

Finding the Fourth Proportional to 263,400.30, 363,508.83 and 148,698.36

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Solution

The fourth proportional to 263,400.30, 363,508.83 and 148,698.36 is: 205,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,400.30 : 363,508.83 = 148,698.36 : x
  2. Step 2: Convert to fraction form
    263,400.30/363,508.83 = 148,698.36/x
  3. Step 3: Cross multiply
    263,400.30x = 363,508.83 × 148,698.36
  4. Step 4: Simplify right side
    263,400.30x = 54,053,166,866.52
  5. Step 5: Solve for x
    x = 54,053,166,866.52/263,400.30
  6. Step 6: Final answer
    x = 205,213.00

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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.