Home / 108,062.60-161,975.10-37,905.80

Finding the Fourth Proportional to 108,062.60, 161,975.10 and 37,905.80

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Solution

The fourth proportional to 108,062.60, 161,975.10 and 37,905.80 is: 56,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,062.60 : 161,975.10 = 37,905.80 : x
  2. Step 2: Convert to fraction form
    108,062.60/161,975.10 = 37,905.80/x
  3. Step 3: Cross multiply
    108,062.60x = 161,975.10 × 37,905.80
  4. Step 4: Simplify right side
    108,062.60x = 6,139,795,745.58
  5. Step 5: Solve for x
    x = 6,139,795,745.58/108,062.60
  6. Step 6: Final answer
    x = 56,817.03

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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.