Home / 40,395.16-60,620.42-14,099.90

Finding the Fourth Proportional to 40,395.16, 60,620.42 and 14,099.90

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Solution

The fourth proportional to 40,395.16, 60,620.42 and 14,099.90 is: 21,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.16 : 60,620.42 = 14,099.90 : x
  2. Step 2: Convert to fraction form
    40,395.16/60,620.42 = 14,099.90/x
  3. Step 3: Cross multiply
    40,395.16x = 60,620.42 × 14,099.90
  4. Step 4: Simplify right side
    40,395.16x = 854,741,859.96
  5. Step 5: Solve for x
    x = 854,741,859.96/40,395.16
  6. Step 6: Final answer
    x = 21,159.51

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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.