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Finding the Fourth Proportional to 110,353.60, 165,616.80 and 51,196.60

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Solution

The fourth proportional to 110,353.60, 165,616.80 and 51,196.60 is: 76,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,353.60 : 165,616.80 = 51,196.60 : x
  2. Step 2: Convert to fraction form
    110,353.60/165,616.80 = 51,196.60/x
  3. Step 3: Cross multiply
    110,353.60x = 165,616.80 × 51,196.60
  4. Step 4: Simplify right side
    110,353.60x = 8,479,017,062.88
  5. Step 5: Solve for x
    x = 8,479,017,062.88/110,353.60
  6. Step 6: Final answer
    x = 76,834.98

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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.