Home / 263,573.36-363,716.82-154,663.03

Finding the Fourth Proportional to 263,573.36, 363,716.82 and 154,663.03

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Solution

The fourth proportional to 263,573.36, 363,716.82 and 154,663.03 is: 213,426.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,573.36 : 363,716.82 = 154,663.03 : x
  2. Step 2: Convert to fraction form
    263,573.36/363,716.82 = 154,663.03/x
  3. Step 3: Cross multiply
    263,573.36x = 363,716.82 × 154,663.03
  4. Step 4: Simplify right side
    263,573.36x = 56,253,544,533.87
  5. Step 5: Solve for x
    x = 56,253,544,533.87/263,573.36
  6. Step 6: Final answer
    x = 213,426.52

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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.