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Finding the Fourth Proportional to 173,679.83, 239,682.46 and 97,198.32

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Solution

The fourth proportional to 173,679.83, 239,682.46 and 97,198.32 is: 134,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,679.83 : 239,682.46 = 97,198.32 : x
  2. Step 2: Convert to fraction form
    173,679.83/239,682.46 = 97,198.32/x
  3. Step 3: Cross multiply
    173,679.83x = 239,682.46 × 97,198.32
  4. Step 4: Simplify right side
    173,679.83x = 23,296,732,445.47
  5. Step 5: Solve for x
    x = 23,296,732,445.47/173,679.83
  6. Step 6: Final answer
    x = 134,136.09

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1.5x scale

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.