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Finding the Fourth Proportional to 108,257.68, 162,393.17 and 41,698.01

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Solution

The fourth proportional to 108,257.68, 162,393.17 and 41,698.01 is: 62,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,257.68 : 162,393.17 = 41,698.01 : x
  2. Step 2: Convert to fraction form
    108,257.68/162,393.17 = 41,698.01/x
  3. Step 3: Cross multiply
    108,257.68x = 162,393.17 × 41,698.01
  4. Step 4: Simplify right side
    108,257.68x = 6,771,471,006.14
  5. Step 5: Solve for x
    x = 6,771,471,006.14/108,257.68
  6. Step 6: Final answer
    x = 62,549.57

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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.