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Finding the Fourth Proportional to 108,249.58, 149,383.43 and 59,854.86

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Solution

The fourth proportional to 108,249.58, 149,383.43 and 59,854.86 is: 82,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,249.58 : 149,383.43 = 59,854.86 : x
  2. Step 2: Convert to fraction form
    108,249.58/149,383.43 = 59,854.86/x
  3. Step 3: Cross multiply
    108,249.58x = 149,383.43 × 59,854.86
  4. Step 4: Simplify right side
    108,249.58x = 8,941,324,288.97
  5. Step 5: Solve for x
    x = 8,941,324,288.97/108,249.58
  6. Step 6: Final answer
    x = 82,599.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.