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Finding the Fourth Proportional to 108,046.80, 161,863.65 and 58,110.30

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Solution

The fourth proportional to 108,046.80, 161,863.65 and 58,110.30 is: 87,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,046.80 : 161,863.65 = 58,110.30 : x
  2. Step 2: Convert to fraction form
    108,046.80/161,863.65 = 58,110.30/x
  3. Step 3: Cross multiply
    108,046.80x = 161,863.65 × 58,110.30
  4. Step 4: Simplify right side
    108,046.80x = 9,405,945,260.60
  5. Step 5: Solve for x
    x = 9,405,945,260.60/108,046.80
  6. Step 6: Final answer
    x = 87,054.36

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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.