Home / 223,947.57-335,968.74-74,179.38

Finding the Fourth Proportional to 223,947.57, 335,968.74 and 74,179.38

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Solution

The fourth proportional to 223,947.57, 335,968.74 and 74,179.38 is: 111,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,947.57 : 335,968.74 = 74,179.38 : x
  2. Step 2: Convert to fraction form
    223,947.57/335,968.74 = 74,179.38/x
  3. Step 3: Cross multiply
    223,947.57x = 335,968.74 × 74,179.38
  4. Step 4: Simplify right side
    223,947.57x = 24,921,952,832.58
  5. Step 5: Solve for x
    x = 24,921,952,832.58/223,947.57
  6. Step 6: Final answer
    x = 111,284.77

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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.