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Finding the Fourth Proportional to 182,420.40, 273,630.60 and 64,103.70

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Solution

The fourth proportional to 182,420.40, 273,630.60 and 64,103.70 is: 96,155.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,420.40 : 273,630.60 = 64,103.70 : x
  2. Step 2: Convert to fraction form
    182,420.40/273,630.60 = 64,103.70/x
  3. Step 3: Cross multiply
    182,420.40x = 273,630.60 × 64,103.70
  4. Step 4: Simplify right side
    182,420.40x = 17,540,733,893.22
  5. Step 5: Solve for x
    x = 17,540,733,893.22/182,420.40
  6. Step 6: Final answer
    x = 96,155.55

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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.