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Finding the Fourth Proportional to 108,252.40, 162,335.54 and 41,655.52

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Solution

The fourth proportional to 108,252.40, 162,335.54 and 41,655.52 is: 62,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,252.40 : 162,335.54 = 41,655.52 : x
  2. Step 2: Convert to fraction form
    108,252.40/162,335.54 = 41,655.52/x
  3. Step 3: Cross multiply
    108,252.40x = 162,335.54 × 41,655.52
  4. Step 4: Simplify right side
    108,252.40x = 6,762,170,727.10
  5. Step 5: Solve for x
    x = 6,762,170,727.10/108,252.40
  6. Step 6: Final answer
    x = 62,466.71

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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.