Home / 108,331.86-162,481.32-41,762.28

Finding the Fourth Proportional to 108,331.86, 162,481.32 and 41,762.28

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Solution

The fourth proportional to 108,331.86, 162,481.32 and 41,762.28 is: 62,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,331.86 : 162,481.32 = 41,762.28 : x
  2. Step 2: Convert to fraction form
    108,331.86/162,481.32 = 41,762.28/x
  3. Step 3: Cross multiply
    108,331.86x = 162,481.32 × 41,762.28
  4. Step 4: Simplify right side
    108,331.86x = 6,785,590,380.61
  5. Step 5: Solve for x
    x = 6,785,590,380.61/108,331.86
  6. Step 6: Final answer
    x = 62,637.07

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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.