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Finding the Fourth Proportional to 108,024.52, 162,034.86 and 29,147.08

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Solution

The fourth proportional to 108,024.52, 162,034.86 and 29,147.08 is: 43,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,024.52 : 162,034.86 = 29,147.08 : x
  2. Step 2: Convert to fraction form
    108,024.52/162,034.86 = 29,147.08/x
  3. Step 3: Cross multiply
    108,024.52x = 162,034.86 × 29,147.08
  4. Step 4: Simplify right side
    108,024.52x = 4,722,843,027.21
  5. Step 5: Solve for x
    x = 4,722,843,027.21/108,024.52
  6. Step 6: Final answer
    x = 43,720.10

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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.