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Finding the Fourth Proportional to 173,636.96, 260,474.54 and 55,266.80

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Solution

The fourth proportional to 173,636.96, 260,474.54 and 55,266.80 is: 82,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,636.96 : 260,474.54 = 55,266.80 : x
  2. Step 2: Convert to fraction form
    173,636.96/260,474.54 = 55,266.80/x
  3. Step 3: Cross multiply
    173,636.96x = 260,474.54 × 55,266.80
  4. Step 4: Simplify right side
    173,636.96x = 14,395,594,307.27
  5. Step 5: Solve for x
    x = 14,395,594,307.27/173,636.96
  6. Step 6: Final answer
    x = 82,906.28

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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.