Home / 174,667.08-261,781.41-74,709.75

Finding the Fourth Proportional to 174,667.08, 261,781.41 and 74,709.75

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Solution

The fourth proportional to 174,667.08, 261,781.41 and 74,709.75 is: 111,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,667.08 : 261,781.41 = 74,709.75 : x
  2. Step 2: Convert to fraction form
    174,667.08/261,781.41 = 74,709.75/x
  3. Step 3: Cross multiply
    174,667.08x = 261,781.41 × 74,709.75
  4. Step 4: Simplify right side
    174,667.08x = 19,557,623,695.75
  5. Step 5: Solve for x
    x = 19,557,623,695.75/174,667.08
  6. Step 6: Final answer
    x = 111,970.86

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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.