Home / 40,954.96-61,432.46-11,372.80

Finding the Fourth Proportional to 40,954.96, 61,432.46 and 11,372.80

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Solution

The fourth proportional to 40,954.96, 61,432.46 and 11,372.80 is: 17,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954.96 : 61,432.46 = 11,372.80 : x
  2. Step 2: Convert to fraction form
    40,954.96/61,432.46 = 11,372.80/x
  3. Step 3: Cross multiply
    40,954.96x = 61,432.46 × 11,372.80
  4. Step 4: Simplify right side
    40,954.96x = 698,658,903.68
  5. Step 5: Solve for x
    x = 698,658,903.68/40,954.96
  6. Step 6: Final answer
    x = 17,059.20

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1.5x scale

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.