Home / 45,961.12-68,952.76-15,971

Finding the Fourth Proportional to 45,961.12, 68,952.76 and 15,971

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Solution

The fourth proportional to 45,961.12, 68,952.76 and 15,971 is: 23,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,961.12 : 68,952.76 = 15,971 : x
  2. Step 2: Convert to fraction form
    45,961.12/68,952.76 = 15,971/x
  3. Step 3: Cross multiply
    45,961.12x = 68,952.76 × 15,971
  4. Step 4: Simplify right side
    45,961.12x = 1,101,244,529.96
  5. Step 5: Solve for x
    x = 1,101,244,529.96/45,961.12
  6. Step 6: Final answer
    x = 23,960.35

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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.