Home / 108,652.44-149,939.02-60,905.72

Finding the Fourth Proportional to 108,652.44, 149,939.02 and 60,905.72

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Solution

The fourth proportional to 108,652.44, 149,939.02 and 60,905.72 is: 84,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,652.44 : 149,939.02 = 60,905.72 : x
  2. Step 2: Convert to fraction form
    108,652.44/149,939.02 = 60,905.72/x
  3. Step 3: Cross multiply
    108,652.44x = 149,939.02 × 60,905.72
  4. Step 4: Simplify right side
    108,652.44x = 9,132,143,969.19
  5. Step 5: Solve for x
    x = 9,132,143,969.19/108,652.44
  6. Step 6: Final answer
    x = 84,049.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.