Home / 40,546.98-60,851.79-20,842.74

Finding the Fourth Proportional to 40,546.98, 60,851.79 and 20,842.74

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Solution

The fourth proportional to 40,546.98, 60,851.79 and 20,842.74 is: 31,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,546.98 : 60,851.79 = 20,842.74 : x
  2. Step 2: Convert to fraction form
    40,546.98/60,851.79 = 20,842.74/x
  3. Step 3: Cross multiply
    40,546.98x = 60,851.79 × 20,842.74
  4. Step 4: Simplify right side
    40,546.98x = 1,268,318,037.50
  5. Step 5: Solve for x
    x = 1,268,318,037.50/40,546.98
  6. Step 6: Final answer
    x = 31,280.21

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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.