Home / 43,820.16-65,736.90-16,116

Finding the Fourth Proportional to 43,820.16, 65,736.90 and 16,116

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Solution

The fourth proportional to 43,820.16, 65,736.90 and 16,116 is: 24,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,820.16 : 65,736.90 = 16,116 : x
  2. Step 2: Convert to fraction form
    43,820.16/65,736.90 = 16,116/x
  3. Step 3: Cross multiply
    43,820.16x = 65,736.90 × 16,116
  4. Step 4: Simplify right side
    43,820.16x = 1,059,415,880.40
  5. Step 5: Solve for x
    x = 1,059,415,880.40/43,820.16
  6. Step 6: Final answer
    x = 24,176.45

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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.