Home / 108,030.20-161,996.70-41,448.20

Finding the Fourth Proportional to 108,030.20, 161,996.70 and 41,448.20

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Solution

The fourth proportional to 108,030.20, 161,996.70 and 41,448.20 is: 62,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,030.20 : 161,996.70 = 41,448.20 : x
  2. Step 2: Convert to fraction form
    108,030.20/161,996.70 = 41,448.20/x
  3. Step 3: Cross multiply
    108,030.20x = 161,996.70 × 41,448.20
  4. Step 4: Simplify right side
    108,030.20x = 6,714,471,620.94
  5. Step 5: Solve for x
    x = 6,714,471,620.94/108,030.20
  6. Step 6: Final answer
    x = 62,153.65

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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.