Home / 304,932.33-457,309.54-102,505.55

Finding the Fourth Proportional to 304,932.33, 457,309.54 and 102,505.55

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Solution

The fourth proportional to 304,932.33, 457,309.54 and 102,505.55 is: 153,728.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,932.33 : 457,309.54 = 102,505.55 : x
  2. Step 2: Convert to fraction form
    304,932.33/457,309.54 = 102,505.55/x
  3. Step 3: Cross multiply
    304,932.33x = 457,309.54 × 102,505.55
  4. Step 4: Simplify right side
    304,932.33x = 46,876,768,405.32
  5. Step 5: Solve for x
    x = 46,876,768,405.32/304,932.33
  6. Step 6: Final answer
    x = 153,728.43

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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.