Home / 43,501.10-65,122.05-25,961.90

Finding the Fourth Proportional to 43,501.10, 65,122.05 and 25,961.90

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Solution

The fourth proportional to 43,501.10, 65,122.05 and 25,961.90 is: 38,865.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,501.10 : 65,122.05 = 25,961.90 : x
  2. Step 2: Convert to fraction form
    43,501.10/65,122.05 = 25,961.90/x
  3. Step 3: Cross multiply
    43,501.10x = 65,122.05 × 25,961.90
  4. Step 4: Simplify right side
    43,501.10x = 1,690,692,149.90
  5. Step 5: Solve for x
    x = 1,690,692,149.90/43,501.10
  6. Step 6: Final answer
    x = 38,865.50

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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.