Home / 165,080.48-247,587.88-80,804.44

Finding the Fourth Proportional to 165,080.48, 247,587.88 and 80,804.44

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Solution

The fourth proportional to 165,080.48, 247,587.88 and 80,804.44 is: 121,190.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,080.48 : 247,587.88 = 80,804.44 : x
  2. Step 2: Convert to fraction form
    165,080.48/247,587.88 = 80,804.44/x
  3. Step 3: Cross multiply
    165,080.48x = 247,587.88 × 80,804.44
  4. Step 4: Simplify right side
    165,080.48x = 20,006,199,994.19
  5. Step 5: Solve for x
    x = 20,006,199,994.19/165,080.48
  6. Step 6: Final answer
    x = 121,190.59

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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.