Home / 191,427.64-287,183-58,304.44

Finding the Fourth Proportional to 191,427.64, 287,183 and 58,304.44

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Solution

The fourth proportional to 191,427.64, 287,183 and 58,304.44 is: 87,469.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,427.64 : 287,183 = 58,304.44 : x
  2. Step 2: Convert to fraction form
    191,427.64/287,183 = 58,304.44/x
  3. Step 3: Cross multiply
    191,427.64x = 287,183 × 58,304.44
  4. Step 4: Simplify right side
    191,427.64x = 16,744,043,992.52
  5. Step 5: Solve for x
    x = 16,744,043,992.52/191,427.64
  6. Step 6: Final answer
    x = 87,469.31

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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.