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Finding the Fourth Proportional to 108,506.62, 162,758.26 and 29,620.62

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Solution

The fourth proportional to 108,506.62, 162,758.26 and 29,620.62 is: 44,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,506.62 : 162,758.26 = 29,620.62 : x
  2. Step 2: Convert to fraction form
    108,506.62/162,758.26 = 29,620.62/x
  3. Step 3: Cross multiply
    108,506.62x = 162,758.26 × 29,620.62
  4. Step 4: Simplify right side
    108,506.62x = 4,821,000,608.35
  5. Step 5: Solve for x
    x = 4,821,000,608.35/108,506.62
  6. Step 6: Final answer
    x = 44,430.47

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1.5x scale

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.