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Finding the Fourth Proportional to 108,357.91, 162,496.45 and 37,260.44

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Solution

The fourth proportional to 108,357.91, 162,496.45 and 37,260.44 is: 55,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,357.91 : 162,496.45 = 37,260.44 : x
  2. Step 2: Convert to fraction form
    108,357.91/162,496.45 = 37,260.44/x
  3. Step 3: Cross multiply
    108,357.91x = 162,496.45 × 37,260.44
  4. Step 4: Simplify right side
    108,357.91x = 6,054,688,226.65
  5. Step 5: Solve for x
    x = 6,054,688,226.65/108,357.91
  6. Step 6: Final answer
    x = 55,876.75

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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.