Home / 174,619.25-261,709.85-74,662.11

Finding the Fourth Proportional to 174,619.25, 261,709.85 and 74,662.11

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Solution

The fourth proportional to 174,619.25, 261,709.85 and 74,662.11 is: 111,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,619.25 : 261,709.85 = 74,662.11 : x
  2. Step 2: Convert to fraction form
    174,619.25/261,709.85 = 74,662.11/x
  3. Step 3: Cross multiply
    174,619.25x = 261,709.85 × 74,662.11
  4. Step 4: Simplify right side
    174,619.25x = 19,539,809,235.47
  5. Step 5: Solve for x
    x = 19,539,809,235.47/174,619.25
  6. Step 6: Final answer
    x = 111,899.51

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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.