Home / 518,090.22-777,067.29-163,106.10

Finding the Fourth Proportional to 518,090.22, 777,067.29 and 163,106.10

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Solution

The fourth proportional to 518,090.22, 777,067.29 and 163,106.10 is: 244,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,090.22 : 777,067.29 = 163,106.10 : x
  2. Step 2: Convert to fraction form
    518,090.22/777,067.29 = 163,106.10/x
  3. Step 3: Cross multiply
    518,090.22x = 777,067.29 × 163,106.10
  4. Step 4: Simplify right side
    518,090.22x = 126,744,415,109.47
  5. Step 5: Solve for x
    x = 126,744,415,109.47/518,090.22
  6. Step 6: Final answer
    x = 244,637.73

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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.