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Finding the Fourth Proportional to 108,981.62, 163,498.77 and 37,893.99

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Solution

The fourth proportional to 108,981.62, 163,498.77 and 37,893.99 is: 56,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,981.62 : 163,498.77 = 37,893.99 : x
  2. Step 2: Convert to fraction form
    108,981.62/163,498.77 = 37,893.99/x
  3. Step 3: Cross multiply
    108,981.62x = 163,498.77 × 37,893.99
  4. Step 4: Simplify right side
    108,981.62x = 6,195,620,755.39
  5. Step 5: Solve for x
    x = 6,195,620,755.39/108,981.62
  6. Step 6: Final answer
    x = 56,850.15

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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.