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Finding the Fourth Proportional to 108,523.54, 163,035.46 and 104,039.60

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Solution

The fourth proportional to 108,523.54, 163,035.46 and 104,039.60 is: 156,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,523.54 : 163,035.46 = 104,039.60 : x
  2. Step 2: Convert to fraction form
    108,523.54/163,035.46 = 104,039.60/x
  3. Step 3: Cross multiply
    108,523.54x = 163,035.46 × 104,039.60
  4. Step 4: Simplify right side
    108,523.54x = 16,962,144,044.22
  5. Step 5: Solve for x
    x = 16,962,144,044.22/108,523.54
  6. Step 6: Final answer
    x = 156,299.21

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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.