Home / 374,467.86-561,784.87-108,208.20

Finding the Fourth Proportional to 374,467.86, 561,784.87 and 108,208.20

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Solution

The fourth proportional to 374,467.86, 561,784.87 and 108,208.20 is: 162,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,467.86 : 561,784.87 = 108,208.20 : x
  2. Step 2: Convert to fraction form
    374,467.86/561,784.87 = 108,208.20/x
  3. Step 3: Cross multiply
    374,467.86x = 561,784.87 × 108,208.20
  4. Step 4: Simplify right side
    374,467.86x = 60,789,731,203.22
  5. Step 5: Solve for x
    x = 60,789,731,203.22/374,467.86
  6. Step 6: Final answer
    x = 162,336.31

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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.