Home / 67,116.02-100,539.62-40,447.16

Finding the Fourth Proportional to 67,116.02, 100,539.62 and 40,447.16

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Solution

The fourth proportional to 67,116.02, 100,539.62 and 40,447.16 is: 60,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,116.02 : 100,539.62 = 40,447.16 : x
  2. Step 2: Convert to fraction form
    67,116.02/100,539.62 = 40,447.16/x
  3. Step 3: Cross multiply
    67,116.02x = 100,539.62 × 40,447.16
  4. Step 4: Simplify right side
    67,116.02x = 4,066,542,096.48
  5. Step 5: Solve for x
    x = 4,066,542,096.48/67,116.02
  6. Step 6: Final answer
    x = 60,589.74

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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.