Home / 56,954.75-85,432.26-15,401.75

Finding the Fourth Proportional to 56,954.75, 85,432.26 and 15,401.75

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Solution

The fourth proportional to 56,954.75, 85,432.26 and 15,401.75 is: 23,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,954.75 : 85,432.26 = 15,401.75 : x
  2. Step 2: Convert to fraction form
    56,954.75/85,432.26 = 15,401.75/x
  3. Step 3: Cross multiply
    56,954.75x = 85,432.26 × 15,401.75
  4. Step 4: Simplify right side
    56,954.75x = 1,315,806,310.46
  5. Step 5: Solve for x
    x = 1,315,806,310.46/56,954.75
  6. Step 6: Final answer
    x = 23,102.66

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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.