Home / 40,440.96-60,620.40-15,474.60

Finding the Fourth Proportional to 40,440.96, 60,620.40 and 15,474.60

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Solution

The fourth proportional to 40,440.96, 60,620.40 and 15,474.60 is: 23,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.96 : 60,620.40 = 15,474.60 : x
  2. Step 2: Convert to fraction form
    40,440.96/60,620.40 = 15,474.60/x
  3. Step 3: Cross multiply
    40,440.96x = 60,620.40 × 15,474.60
  4. Step 4: Simplify right side
    40,440.96x = 938,076,441.84
  5. Step 5: Solve for x
    x = 938,076,441.84/40,440.96
  6. Step 6: Final answer
    x = 23,196.20

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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.