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Finding the Fourth Proportional to 108,937.63, 150,310.61 and 63,595.04

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Solution

The fourth proportional to 108,937.63, 150,310.61 and 63,595.04 is: 87,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,937.63 : 150,310.61 = 63,595.04 : x
  2. Step 2: Convert to fraction form
    108,937.63/150,310.61 = 63,595.04/x
  3. Step 3: Cross multiply
    108,937.63x = 150,310.61 × 63,595.04
  4. Step 4: Simplify right side
    108,937.63x = 9,559,008,503.82
  5. Step 5: Solve for x
    x = 9,559,008,503.82/108,937.63
  6. Step 6: Final answer
    x = 87,747.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.