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Finding the Fourth Proportional to 108,537.54, 162,804.15 and 29,658.66

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Solution

The fourth proportional to 108,537.54, 162,804.15 and 29,658.66 is: 44,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,537.54 : 162,804.15 = 29,658.66 : x
  2. Step 2: Convert to fraction form
    108,537.54/162,804.15 = 29,658.66/x
  3. Step 3: Cross multiply
    108,537.54x = 162,804.15 × 29,658.66
  4. Step 4: Simplify right side
    108,537.54x = 4,828,552,931.44
  5. Step 5: Solve for x
    x = 4,828,552,931.44/108,537.54
  6. Step 6: Final answer
    x = 44,487.40

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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.