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Finding the Fourth Proportional to 108,057.12, 162,101.88 and 37,924.08

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Solution

The fourth proportional to 108,057.12, 162,101.88 and 37,924.08 is: 56,891.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,057.12 : 162,101.88 = 37,924.08 : x
  2. Step 2: Convert to fraction form
    108,057.12/162,101.88 = 37,924.08/x
  3. Step 3: Cross multiply
    108,057.12x = 162,101.88 × 37,924.08
  4. Step 4: Simplify right side
    108,057.12x = 6,147,564,665.27
  5. Step 5: Solve for x
    x = 6,147,564,665.27/108,057.12
  6. Step 6: Final answer
    x = 56,891.81

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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.