Home / 219,849.36-303,382.98-124,357.65

Finding the Fourth Proportional to 219,849.36, 303,382.98 and 124,357.65

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Solution

The fourth proportional to 219,849.36, 303,382.98 and 124,357.65 is: 171,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,849.36 : 303,382.98 = 124,357.65 : x
  2. Step 2: Convert to fraction form
    219,849.36/303,382.98 = 124,357.65/x
  3. Step 3: Cross multiply
    219,849.36x = 303,382.98 × 124,357.65
  4. Step 4: Simplify right side
    219,849.36x = 37,727,994,442.80
  5. Step 5: Solve for x
    x = 37,727,994,442.80/219,849.36
  6. Step 6: Final answer
    x = 171,608.39

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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.