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Finding the Fourth Proportional to 108,461.81, 162,654.60 and 32,537.70

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Solution

The fourth proportional to 108,461.81, 162,654.60 and 32,537.70 is: 48,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,461.81 : 162,654.60 = 32,537.70 : x
  2. Step 2: Convert to fraction form
    108,461.81/162,654.60 = 32,537.70/x
  3. Step 3: Cross multiply
    108,461.81x = 162,654.60 × 32,537.70
  4. Step 4: Simplify right side
    108,461.81x = 5,292,406,578.42
  5. Step 5: Solve for x
    x = 5,292,406,578.42/108,461.81
  6. Step 6: Final answer
    x = 48,795.12

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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.