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Finding the Fourth Proportional to 177,104.67, 265,720.44 and 75,860.25

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Solution

The fourth proportional to 177,104.67, 265,720.44 and 75,860.25 is: 113,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,104.67 : 265,720.44 = 75,860.25 : x
  2. Step 2: Convert to fraction form
    177,104.67/265,720.44 = 75,860.25/x
  3. Step 3: Cross multiply
    177,104.67x = 265,720.44 × 75,860.25
  4. Step 4: Simplify right side
    177,104.67x = 20,157,619,008.51
  5. Step 5: Solve for x
    x = 20,157,619,008.51/177,104.67
  6. Step 6: Final answer
    x = 113,817.55

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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.