Home / 195,023.10-292,513.05-54,795.90

Finding the Fourth Proportional to 195,023.10, 292,513.05 and 54,795.90

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Solution

The fourth proportional to 195,023.10, 292,513.05 and 54,795.90 is: 82,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,023.10 : 292,513.05 = 54,795.90 : x
  2. Step 2: Convert to fraction form
    195,023.10/292,513.05 = 54,795.90/x
  3. Step 3: Cross multiply
    195,023.10x = 292,513.05 × 54,795.90
  4. Step 4: Simplify right side
    195,023.10x = 16,028,515,836.50
  5. Step 5: Solve for x
    x = 16,028,515,836.50/195,023.10
  6. Step 6: Final answer
    x = 82,187.78

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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.