Home / 108,505.50-162,846.54-55,930.02

Finding the Fourth Proportional to 108,505.50, 162,846.54 and 55,930.02

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Solution

The fourth proportional to 108,505.50, 162,846.54 and 55,930.02 is: 83,940.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,505.50 : 162,846.54 = 55,930.02 : x
  2. Step 2: Convert to fraction form
    108,505.50/162,846.54 = 55,930.02/x
  3. Step 3: Cross multiply
    108,505.50x = 162,846.54 × 55,930.02
  4. Step 4: Simplify right side
    108,505.50x = 9,108,010,239.13
  5. Step 5: Solve for x
    x = 9,108,010,239.13/108,505.50
  6. Step 6: Final answer
    x = 83,940.54

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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.