Home / 108,133.48-162,192.02-29,245.66

Finding the Fourth Proportional to 108,133.48, 162,192.02 and 29,245.66

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Solution

The fourth proportional to 108,133.48, 162,192.02 and 29,245.66 is: 43,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,133.48 : 162,192.02 = 29,245.66 : x
  2. Step 2: Convert to fraction form
    108,133.48/162,192.02 = 29,245.66/x
  3. Step 3: Cross multiply
    108,133.48x = 162,192.02 × 29,245.66
  4. Step 4: Simplify right side
    108,133.48x = 4,743,412,284.43
  5. Step 5: Solve for x
    x = 4,743,412,284.43/108,133.48
  6. Step 6: Final answer
    x = 43,866.27

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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.